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name="org.bitcoins.testkit.chain" id="org.bitcoins.testkit.chain" class="extype">chain</a></dd></dl></div></li><li class="current-entities indented4"><a href="" title="" class="object"></a> <a href="BlockHeaderHelper.html" title="Useful helper methods for getting block header related data for unit tests." class="class"></a><a href="BlockHeaderHelper.html" title="Useful helper methods for getting block header related data for unit tests.">BlockHeaderHelper</a></li><li class="current-entities indented4"><span class="separator"></span> <a href="ChainDbUnitTest.html" title="" class="trait"></a><a href="ChainDbUnitTest.html" title="">ChainDbUnitTest</a></li><li class="current-entities indented4"><a href="ChainTestUtil$.html" title="" class="object"></a> <a href="ChainTestUtil.html" title="" class="class"></a><a href="ChainTestUtil.html" title="">ChainTestUtil</a></li><li class="current-entities indented4"><a href="ChainUnitTest$.html" title="" class="object"></a> <a 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name="org.bitcoins.testkit.chain" id="org.bitcoins.testkit.chain" class="extype">chain</a></p><h1><a href="BlockHeaderHelper.html" title="See companion class">BlockHeaderHelper</a><span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html" title="Permalink"><i class="material-icons"></i></a></span></h1><h3><span class="morelinks"><div>Companion <a href="BlockHeaderHelper.html" title="See companion class">class BlockHeaderHelper</a></div></span></h3></div><h4 id="signature" class="signature"><span class="modifier_kind"><span class="modifier"></span> <span class="kind">object</span></span> <span class="symbol"><span class="name">BlockHeaderHelper</span><span class="result"> extends <a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></span></span></h4><div id="comment" class="fullcommenttop"><div class="toggleContainer"><div class="toggle block"><span>Linear Supertypes</span><div class="superTypes hiddenContent"><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a>, <a href="../../../../scala/index.html#AnyRef=Object" name="scala.AnyRef" id="scala.AnyRef" class="extmbr">AnyRef</a>, <a href="https://www.scala-lang.org/api/2.13.8/scala/Any.html#scala.Any" name="scala.Any" id="scala.Any" class="extype">Any</a></div></div></div></div><div id="mbrsel"><div class="toggle"></div><div id="memberfilter"><i class="material-icons arrow"></i><span class="input"><input placeholder="Filter all members" id="mbrsel-input" type="text" accesskey="/"/></span><i class="clear material-icons"></i></div><div id="filterby"><div id="order"><span class="filtertype">Ordering</span><ol><li class="alpha in"><span>Alphabetic</span></li><li class="inherit out"><span>By Inheritance</span></li></ol></div><div class="ancestors"><span class="filtertype">Inherited<br/></span><ol id="linearization"><li class="in" name="org.bitcoins.testkit.chain.BlockHeaderHelper"><span>BlockHeaderHelper</span></li><li class="in" name="org.bitcoins.testkit.chain.BlockHeaderHelper"><span>BlockHeaderHelper</span></li><li class="in" name="scala.AnyRef"><span>AnyRef</span></li><li class="in" name="scala.Any"><span>Any</span></li></ol></div><div class="ancestors"><span class="filtertype"></span><ol><li class="hideall out"><span>Hide All</span></li><li class="showall in"><span>Show All</span></li></ol></div><div id="visbl"><span class="filtertype">Visibility</span><ol><li class="public in"><span>Public</span></li><li class="protected out"><span>Protected</span></li></ol></div></div></div><div id="template"><div id="allMembers"><div class="values members"><h3>Value Members</h3><ol><li class="indented0 " name="scala.AnyRef#!=" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="!=(x$1:Any):Boolean" class="anchorToMember"></a><a id="!=(Any):Boolean" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#!=(x$1:Any):Boolean" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name" title="gt4s: $bang$eq">!=</span><span class="params">(<span name="arg0">arg0: <a href="https://www.scala-lang.org/api/2.13.8/scala/Any.html#scala.Any" name="scala.Any" id="scala.Any" class="extype">Any</a></span>)</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Boolean.html#scala.Boolean" name="scala.Boolean" id="scala.Boolean" class="extype">Boolean</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef → Any</dd></dl></div></li><li class="indented0 " name="scala.AnyRef###" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="##:Int" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html###:Int" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name" title="gt4s: $hash$hash">##</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Int.html#scala.Int" name="scala.Int" id="scala.Int" class="extype">Int</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef → Any</dd></dl></div></li><li class="indented0 " name="scala.AnyRef#==" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="==(x$1:Any):Boolean" class="anchorToMember"></a><a id="==(Any):Boolean" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#==(x$1:Any):Boolean" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name" title="gt4s: $eq$eq">==</span><span class="params">(<span name="arg0">arg0: <a href="https://www.scala-lang.org/api/2.13.8/scala/Any.html#scala.Any" name="scala.Any" id="scala.Any" class="extype">Any</a></span>)</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Boolean.html#scala.Boolean" name="scala.Boolean" id="scala.Boolean" class="extype">Boolean</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef → Any</dd></dl></div></li><li class="indented0 " name="scala.Any#asInstanceOf" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="asInstanceOf[T0]:T0" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#asInstanceOf[T0]:T0" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">asInstanceOf</span><span class="tparams">[<span name="T0">T0</span>]</span><span class="result">: <span name="scala.Any.asInstanceOf.T0" class="extype">T0</span></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>Any</dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#badNBits" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="badNBits:org.bitcoins.core.protocol.blockchain.BlockHeader" class="anchorToMember"></a><a id="badNBits:BlockHeader" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#badNBits:org.bitcoins.core.protocol.blockchain.BlockHeader" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">lazy val</span></span> <span class="symbol"><span class="name">badNBits</span><span class="result">: <a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#badNonce" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="badNonce:org.bitcoins.core.protocol.blockchain.BlockHeader" class="anchorToMember"></a><a id="badNonce:BlockHeader" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#badNonce:org.bitcoins.core.protocol.blockchain.BlockHeader" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">lazy val</span></span> <span class="symbol"><span class="name">badNonce</span><span class="result">: <a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#badPrevHash" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="badPrevHash:org.bitcoins.core.protocol.blockchain.BlockHeader" class="anchorToMember"></a><a id="badPrevHash:BlockHeader" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#badPrevHash:org.bitcoins.core.protocol.blockchain.BlockHeader" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">lazy val</span></span> <span class="symbol"><span class="name">badPrevHash</span><span class="result">: <a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a></span></span><p class="shortcomment cmt">Gives us a block header that has a bad prev hash (can't connect to anything</p><div class="fullcomment"><div class="comment cmt"><p>Gives us a block header that has a bad prev hash (can't connect to anything</p></div><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#buildNextHeader" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="buildNextHeader(prevHeader:org.bitcoins.core.api.chain.db.BlockHeaderDb):org.bitcoins.core.api.chain.db.BlockHeaderDb" class="anchorToMember"></a><a id="buildNextHeader(BlockHeaderDb):BlockHeaderDb" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#buildNextHeader(prevHeader:org.bitcoins.core.api.chain.db.BlockHeaderDb):org.bitcoins.core.api.chain.db.BlockHeaderDb" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">buildNextHeader</span><span class="params">(<span name="prevHeader">prevHeader: <a href="../../core/api/chain/db/BlockHeaderDb.html" name="org.bitcoins.core.api.chain.db.BlockHeaderDb" id="org.bitcoins.core.api.chain.db.BlockHeaderDb" class="extype">BlockHeaderDb</a></span>)</span><span class="result">: <a href="../../core/api/chain/db/BlockHeaderDb.html" name="org.bitcoins.core.api.chain.db.BlockHeaderDb" id="org.bitcoins.core.api.chain.db.BlockHeaderDb" class="extype">BlockHeaderDb</a></span></span><p class="shortcomment cmt">Builds a block header on top the given prev header
The only consensus requirement that this method adheres to
with the returned <span name="org.bitcoins.chain.models.BlockHeaderDb" class="extype">org.bitcoins.chain.models.BlockHeaderDb</span> is that
1.</p><div class="fullcomment"><div class="comment cmt"><p>Builds a block header on top the given prev header
The only consensus requirement that this method adheres to
with the returned <span name="org.bitcoins.chain.models.BlockHeaderDb" class="extype">org.bitcoins.chain.models.BlockHeaderDb</span> is that
1. We reference the <span name="org.bitcoins.chain.models.BlockHeaderDb.blockHeader.hash" class="extype">org.bitcoins.chain.models.BlockHeaderDb.blockHeader.hash</span> correct
2. We increment the height of <span name="prevHeader" class="extype">prevHeader</span> by one</p></div><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd><dt>Annotations</dt><dd><span class="name">@tailrec</span><span class="args">()</span> </dd></dl></div></li><li class="indented0 " name="scala.AnyRef#clone" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="prt"><a id="clone():Object" class="anchorToMember"></a><a id="clone():AnyRef" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#clone():Object" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="name">clone</span><span class="params">()</span><span class="result">: <a href="../../../../scala/index.html#AnyRef=Object" name="scala.AnyRef" id="scala.AnyRef" class="extmbr">AnyRef</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Attributes</dt><dd>protected[<span name="java.lang" class="extype">lang</span>] </dd><dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd><span class="name">@throws</span><span class="args">(<span><span class="defval">classOf[java.lang.CloneNotSupportedException]</span></span>)</span> <span class="name">@native</span><span class="args">()</span> </dd></dl></div></li><li class="indented0 " name="scala.AnyRef#eq" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="eq(x$1:AnyRef):Boolean" class="anchorToMember"></a><a id="eq(AnyRef):Boolean" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#eq(x$1:AnyRef):Boolean" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">eq</span><span class="params">(<span name="arg0">arg0: <a href="../../../../scala/index.html#AnyRef=Object" name="scala.AnyRef" id="scala.AnyRef" class="extmbr">AnyRef</a></span>)</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Boolean.html#scala.Boolean" name="scala.Boolean" id="scala.Boolean" class="extype">Boolean</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef</dd></dl></div></li><li class="indented0 " name="scala.AnyRef#equals" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="equals(x$1:Object):Boolean" class="anchorToMember"></a><a id="equals(AnyRef):Boolean" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#equals(x$1:Object):Boolean" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="name">equals</span><span class="params">(<span name="arg0">arg0: <a href="../../../../scala/index.html#AnyRef=Object" name="scala.AnyRef" id="scala.AnyRef" class="extmbr">AnyRef</a></span>)</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Boolean.html#scala.Boolean" name="scala.Boolean" id="scala.Boolean" class="extype">Boolean</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef → Any</dd></dl></div></li><li class="indented0 " name="scala.AnyRef#finalize" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="prt"><a id="finalize():Unit" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#finalize():Unit" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="name">finalize</span><span class="params">()</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Unit.html#scala.Unit" name="scala.Unit" id="scala.Unit" class="extype">Unit</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Attributes</dt><dd>protected[<span name="java.lang" class="extype">lang</span>] </dd><dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd><span class="name">@throws</span><span class="args">(<span><span class="symbol">classOf[java.lang.Throwable]</span></span>)</span> </dd></dl></div></li><li class="indented0 " name="scala.AnyRef#getClass" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="getClass():Class[_]" class="anchorToMember"></a><a id="getClass():Class[_&lt;:AnyRef]" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#getClass():Class[_]" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">getClass</span><span class="params">()</span><span class="result">: <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java/lang/Class.html#java.lang.Class" name="java.lang.Class" id="java.lang.Class" class="extype">Class</a>[_ &lt;: <a href="../../../../scala/index.html#AnyRef=Object" name="scala.AnyRef" id="scala.AnyRef" class="extmbr">AnyRef</a>]</span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef → Any</dd><dt>Annotations</dt><dd><span class="name">@native</span><span class="args">()</span> </dd></dl></div></li><li class="indented0 " name="scala.AnyRef#hashCode" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="hashCode():Int" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#hashCode():Int" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="name">hashCode</span><span class="params">()</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Int.html#scala.Int" name="scala.Int" id="scala.Int" class="extype">Int</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef → Any</dd><dt>Annotations</dt><dd><span class="name">@native</span><span class="args">()</span> </dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#header1" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="header1:org.bitcoins.core.protocol.blockchain.BlockHeader" class="anchorToMember"></a><a id="header1:BlockHeader" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#header1:org.bitcoins.core.protocol.blockchain.BlockHeader" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">val</span></span> <span class="symbol"><span class="name">header1</span><span class="result">: <a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a></span></span><p class="shortcomment cmt">The previous block to this was <a href="#header2:org.bitcoins.core.protocol.blockchain.BlockHeader" name="org.bitcoins.testkit.chain.BlockHeaderHelper#header2" id="org.bitcoins.testkit.chain.BlockHeaderHelper#header2" class="extmbr">header2</a></p><div class="fullcomment"><div class="comment cmt"><p>The previous block to this was <a href="#header2:org.bitcoins.core.protocol.blockchain.BlockHeader" name="org.bitcoins.testkit.chain.BlockHeaderHelper#header2" id="org.bitcoins.testkit.chain.BlockHeaderHelper#header2" class="extmbr">header2</a></p></div><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd><dt>See also</dt><dd><span class="cmt"><p><a href="https://blockstream.info/block/0000000000000000002339403dedc19ae93f6f3912d364b42f568afa1ba7cfec" target="_blank">height #566,093</a></p></span></dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#header1Db" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="header1Db:org.bitcoins.core.api.chain.db.BlockHeaderDb" class="anchorToMember"></a><a id="header1Db:BlockHeaderDb" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#header1Db:org.bitcoins.core.api.chain.db.BlockHeaderDb" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">val</span></span> <span class="symbol"><span class="name">header1Db</span><span class="result">: <a href="../../core/api/chain/db/BlockHeaderDb.html" name="org.bitcoins.core.api.chain.db.BlockHeaderDb" id="org.bitcoins.core.api.chain.db.BlockHeaderDb" class="extype">BlockHeaderDb</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#header2" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="header2:org.bitcoins.core.protocol.blockchain.BlockHeader" class="anchorToMember"></a><a id="header2:BlockHeader" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#header2:org.bitcoins.core.protocol.blockchain.BlockHeader" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">val</span></span> <span class="symbol"><span class="name">header2</span><span class="result">: <a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a></span></span><p class="shortcomment cmt">The next block is <a href="#header1:org.bitcoins.core.protocol.blockchain.BlockHeader" name="org.bitcoins.testkit.chain.BlockHeaderHelper#header1" id="org.bitcoins.testkit.chain.BlockHeaderHelper#header1" class="extmbr">header1</a> after this block
000000000000000000250c4b6909c0befc321610d4cd0229ad08ad45a3335eb4</p><div class="fullcomment"><div class="comment cmt"><p>The next block is <a href="#header1:org.bitcoins.core.protocol.blockchain.BlockHeader" name="org.bitcoins.testkit.chain.BlockHeaderHelper#header1" id="org.bitcoins.testkit.chain.BlockHeaderHelper#header1" class="extmbr">header1</a> after this block
000000000000000000250c4b6909c0befc321610d4cd0229ad08ad45a3335eb4</p></div><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd><dt>See also</dt><dd><span class="cmt"><p><a href="https://blockstream.info/block/000000000000000000250c4b6909c0befc321610d4cd0229ad08ad45a3335eb4" target="_blank">#566,092</a></p></span></dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#header2Db" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="header2Db:org.bitcoins.core.api.chain.db.BlockHeaderDb" class="anchorToMember"></a><a id="header2Db:BlockHeaderDb" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#header2Db:org.bitcoins.core.api.chain.db.BlockHeaderDb" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">val</span></span> <span class="symbol"><span class="name">header2Db</span><span class="result">: <a href="../../core/api/chain/db/BlockHeaderDb.html" name="org.bitcoins.core.api.chain.db.BlockHeaderDb" id="org.bitcoins.core.api.chain.db.BlockHeaderDb" class="extype">BlockHeaderDb</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd></dl></div></li><li class="indented0 " name="scala.Any#isInstanceOf" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="isInstanceOf[T0]:Boolean" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#isInstanceOf[T0]:Boolean" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">isInstanceOf</span><span class="tparams">[<span name="T0">T0</span>]</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Boolean.html#scala.Boolean" name="scala.Boolean" id="scala.Boolean" class="extype">Boolean</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>Any</dd></dl></div></li><li class="indented0 " name="scala.AnyRef#ne" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="ne(x$1:AnyRef):Boolean" class="anchorToMember"></a><a id="ne(AnyRef):Boolean" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#ne(x$1:AnyRef):Boolean" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">ne</span><span class="params">(<span name="arg0">arg0: <a href="../../../../scala/index.html#AnyRef=Object" name="scala.AnyRef" id="scala.AnyRef" class="extmbr">AnyRef</a></span>)</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Boolean.html#scala.Boolean" name="scala.Boolean" id="scala.Boolean" class="extype">Boolean</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef</dd></dl></div></li><li class="indented0 " name="scala.AnyRef#notify" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="notify():Unit" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#notify():Unit" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">notify</span><span class="params">()</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Unit.html#scala.Unit" name="scala.Unit" id="scala.Unit" class="extype">Unit</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd><span class="name">@native</span><span class="args">()</span> </dd></dl></div></li><li class="indented0 " name="scala.AnyRef#notifyAll" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="notifyAll():Unit" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#notifyAll():Unit" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">notifyAll</span><span class="params">()</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Unit.html#scala.Unit" name="scala.Unit" id="scala.Unit" class="extype">Unit</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd><span class="name">@native</span><span class="args">()</span> </dd></dl></div></li><li class="indented0 " name="scala.AnyRef#synchronized" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="synchronized[T0](x$1:=&gt;T0):T0" class="anchorToMember"></a><a id="synchronized[T0](=&gt;T0):T0" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#synchronized[T0](x$1:=&gt;T0):T0" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">synchronized</span><span class="tparams">[<span name="T0">T0</span>]</span><span class="params">(<span name="arg0">arg0: =&gt; <span name="java.lang.AnyRef.synchronized.T0" class="extype">T0</span></span>)</span><span class="result">: <span name="java.lang.AnyRef.synchronized.T0" class="extype">T0</span></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef</dd></dl></div></li><li class="indented0 " name="scala.AnyRef#toString" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="toString():String" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#toString():String" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="name">toString</span><span class="params">()</span><span class="result">: <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java/lang/String.html#java.lang.String" name="java.lang.String" id="java.lang.String" class="extype">String</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef → Any</dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#twoValidHeaders" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="twoValidHeaders:Vector[org.bitcoins.core.protocol.blockchain.BlockHeader]" class="anchorToMember"></a><a id="twoValidHeaders:Vector[BlockHeader]" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#twoValidHeaders:Vector[org.bitcoins.core.protocol.blockchain.BlockHeader]" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">lazy val</span></span> <span class="symbol"><span class="name">twoValidHeaders</span><span class="result">: <a href="../../../../scala/index.html#Vector[+A]=scala.collection.immutable.Vector[A]" name="scala.Vector" id="scala.Vector" class="extmbr">Vector</a>[<a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a>]</span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd></dl></div></li><li class="indented0 " name="scala.AnyRef#wait" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="wait():Unit" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#wait():Unit" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">wait</span><span class="params">()</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Unit.html#scala.Unit" name="scala.Unit" id="scala.Unit" class="extype">Unit</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd><span class="name">@throws</span><span class="args">(<span><span class="defval">classOf[java.lang.InterruptedException]</span></span>)</span> </dd></dl></div></li><li class="indented0 " name="scala.AnyRef#wait" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="wait(x$1:Long,x$2:Int):Unit" class="anchorToMember"></a><a id="wait(Long,Int):Unit" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#wait(x$1:Long,x$2:Int):Unit" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">wait</span><span class="params">(<span name="arg0">arg0: <a href="https://www.scala-lang.org/api/2.13.8/scala/Long.html#scala.Long" name="scala.Long" id="scala.Long" class="extype">Long</a></span>, <span name="arg1">arg1: <a href="https://www.scala-lang.org/api/2.13.8/scala/Int.html#scala.Int" name="scala.Int" id="scala.Int" class="extype">Int</a></span>)</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Unit.html#scala.Unit" name="scala.Unit" id="scala.Unit" class="extype">Unit</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd><span class="name">@throws</span><span class="args">(<span><span class="defval">classOf[java.lang.InterruptedException]</span></span>)</span> </dd></dl></div></li><li class="indented0 " name="scala.AnyRef#wait" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="wait(x$1:Long):Unit" class="anchorToMember"></a><a id="wait(Long):Unit" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#wait(x$1:Long):Unit" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier">final </span> <span class="kind">def</span></span> <span class="symbol"><span class="name">wait</span><span class="params">(<span name="arg0">arg0: <a href="https://www.scala-lang.org/api/2.13.8/scala/Long.html#scala.Long" name="scala.Long" id="scala.Long" class="extype">Long</a></span>)</span><span class="result">: <a href="https://www.scala-lang.org/api/2.13.8/scala/Unit.html#scala.Unit" name="scala.Unit" id="scala.Unit" class="extype">Unit</a></span></span><div class="fullcomment"><dl class="attributes block"><dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd><span class="name">@throws</span><span class="args">(<span><span class="defval">classOf[java.lang.InterruptedException]</span></span>)</span> <span class="name">@native</span><span class="args">()</span> </dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#withNBits" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="withNBits(bh:org.bitcoins.core.protocol.blockchain.BlockHeader,newNBits:org.bitcoins.core.number.UInt32):org.bitcoins.core.protocol.blockchain.BlockHeader" class="anchorToMember"></a><a id="withNBits(BlockHeader,UInt32):BlockHeader" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#withNBits(bh:org.bitcoins.core.protocol.blockchain.BlockHeader,newNBits:org.bitcoins.core.number.UInt32):org.bitcoins.core.protocol.blockchain.BlockHeader" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="name">withNBits</span><span class="params">(<span name="bh">bh: <a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a></span>, <span name="newNBits">newNBits: <a href="../../core/number/UInt32.html" name="org.bitcoins.core.number.UInt32" id="org.bitcoins.core.number.UInt32" class="extype">UInt32</a></span>)</span><span class="result">: <a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a></span></span><p class="shortcomment cmt">Modifies the given block header with the new nBits</p><div class="fullcomment"><div class="comment cmt"><p>Modifies the given block header with the new nBits</p></div><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#withNonce" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="withNonce(bh:org.bitcoins.core.protocol.blockchain.BlockHeader,newNonce:org.bitcoins.core.number.UInt32):org.bitcoins.core.protocol.blockchain.BlockHeader" class="anchorToMember"></a><a id="withNonce(BlockHeader,UInt32):BlockHeader" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#withNonce(bh:org.bitcoins.core.protocol.blockchain.BlockHeader,newNonce:org.bitcoins.core.number.UInt32):org.bitcoins.core.protocol.blockchain.BlockHeader" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="name">withNonce</span><span class="params">(<span name="bh">bh: <a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a></span>, <span name="newNonce">newNonce: <a href="../../core/number/UInt32.html" name="org.bitcoins.core.number.UInt32" id="org.bitcoins.core.number.UInt32" class="extype">UInt32</a></span>)</span><span class="result">: <a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a></span></span><p class="shortcomment cmt">Modifies the given block header with the new nonce</p><div class="fullcomment"><div class="comment cmt"><p>Modifies the given block header with the new nonce</p></div><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd></dl></div></li><li class="indented0 " name="org.bitcoins.testkit.chain.BlockHeaderHelper#withPrevhash" group="Ungrouped" fullComment="yes" data-isabs="false" visbl="pub"><a id="withPrevhash(bh:org.bitcoins.core.protocol.blockchain.BlockHeader,newPrevHash:org.bitcoins.crypto.DoubleSha256DigestBE):org.bitcoins.core.protocol.blockchain.BlockHeader" class="anchorToMember"></a><a id="withPrevhash(BlockHeader,DoubleSha256DigestBE):BlockHeader" class="anchorToMember"></a> <span class="permalink"><a href="../../../../org/bitcoins/testkit/chain/BlockHeaderHelper$.html#withPrevhash(bh:org.bitcoins.core.protocol.blockchain.BlockHeader,newPrevHash:org.bitcoins.crypto.DoubleSha256DigestBE):org.bitcoins.core.protocol.blockchain.BlockHeader" title="Permalink"><i class="material-icons"></i></a></span> <span class="modifier_kind"><span class="modifier"></span> <span class="kind">def</span></span> <span class="symbol"><span class="name">withPrevhash</span><span class="params">(<span name="bh">bh: <a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a></span>, <span name="newPrevHash">newPrevHash: <a href="../../crypto/DoubleSha256DigestBE.html" name="org.bitcoins.crypto.DoubleSha256DigestBE" id="org.bitcoins.crypto.DoubleSha256DigestBE" class="extype">DoubleSha256DigestBE</a></span>)</span><span class="result">: <a href="../../core/protocol/blockchain/BlockHeader.html" name="org.bitcoins.core.protocol.blockchain.BlockHeader" id="org.bitcoins.core.protocol.blockchain.BlockHeader" class="extype">BlockHeader</a></span></span><p class="shortcomment cmt">Modifies the given block header with the newPrevHash</p><div class="fullcomment"><div class="comment cmt"><p>Modifies the given block header with the newPrevHash</p></div><dl class="attributes block"><dt>Definition Classes</dt><dd><a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></dd></dl></div></li></ol></div></div><div id="inheritedMembers"><div name="org.bitcoins.testkit.chain.BlockHeaderHelper" class="parent"><h3>Inherited from <a href="BlockHeaderHelper.html" name="org.bitcoins.testkit.chain.BlockHeaderHelper" id="org.bitcoins.testkit.chain.BlockHeaderHelper" class="extype">BlockHeaderHelper</a></h3></div><div name="scala.AnyRef" class="parent"><h3>Inherited from <a href="../../../../scala/index.html#AnyRef=Object" name="scala.AnyRef" id="scala.AnyRef" class="extmbr">AnyRef</a></h3></div><div name="scala.Any" class="parent"><h3>Inherited from <a href="https://www.scala-lang.org/api/2.13.8/scala/Any.html#scala.Any" name="scala.Any" id="scala.Any" class="extype">Any</a></h3></div></div><div id="groupedMembers"><div name="Ungrouped" class="group"><h3>Ungrouped</h3></div></div></div><div id="tooltip"></div><div id="footer"></div></body></div></div></div></body></html>
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