branchhandle.html

一个用于对.class文件进行插桩的开源工具

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<TD><B>Methods inherited from class org.apache.bcel.generic.<A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html">InstructionHandle</A></B></TD>
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<TD><CODE><A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#accept(org.apache.bcel.generic.Visitor)">accept</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#addAttribute(java.lang.Object, java.lang.Object)">addAttribute</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#addTargeter(org.apache.bcel.generic.InstructionTargeter)">addTargeter</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#getAttribute(java.lang.Object)">getAttribute</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#getAttributes()">getAttributes</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#getInstruction()">getInstruction</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#getNext()">getNext</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#getPrev()">getPrev</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#getTargeters()">getTargeters</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#hasTargeters()">hasTargeters</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#removeAllTargeters()">removeAllTargeters</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#removeAttribute(java.lang.Object)">removeAttribute</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#removeTargeter(org.apache.bcel.generic.InstructionTargeter)">removeTargeter</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#swapInstruction(org.apache.bcel.generic.Instruction)">swapInstruction</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#toString()">toString</A>, <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#toString(boolean)">toString</A></CODE></TD>
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<TD><B>Methods inherited from class java.lang.Object</B></TD>
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<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait</CODE></TD>
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<A NAME="addHandle()"><!-- --></A><H3>
addHandle</H3>
<PRE>
protected void <B>addHandle</B>()</PRE>
<DL>
<DD>Handle adds itself to the list of resuable handles.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#addHandle()">addHandle</A></CODE> in class <CODE><A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html">InstructionHandle</A></CODE></DL>
</DD>
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<A NAME="getPosition()"><!-- --></A><H3>
getPosition</H3>
<PRE>
public int <B>getPosition</B>()</PRE>
<DL>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#getPosition()">getPosition</A></CODE> in class <CODE><A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html">InstructionHandle</A></CODE></DL>
</DD>
<DD>Following copied from class: <CODE>org.apache.bcel.generic.InstructionHandle</CODE></DD>
<DD><DL>
<DT><B>Returns:</B><DD>the position, i.e., the byte code offset of the contained
 instruction. This is accurate only after
 InstructionList.setPositions() has been called.</DL>
</DD>
</DL>
<HR>

<A NAME="updatePosition(int, int)"><!-- --></A><H3>
updatePosition</H3>
<PRE>
protected int <B>updatePosition</B>(int&nbsp;offset,
                             int&nbsp;max_offset)</PRE>
<DL>
<DD><B>Description copied from class: <CODE><A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html">InstructionHandle</A></CODE></B></DD>
<DD>Called by InstructionList.setPositions when setting the position for every
 instruction. In the presence of variable length instructions `setPositions()'
 performs multiple passes over the instruction list to calculate the
 correct (byte) positions and offsets by calling this function.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#updatePosition(int, int)">updatePosition</A></CODE> in class <CODE><A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html">InstructionHandle</A></CODE></DL>
</DD>
<DD>Following copied from class: <CODE>org.apache.bcel.generic.InstructionHandle</CODE></DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>offset</CODE> - additional offset caused by preceding (variable length) instructions<DD><CODE>max_offset</CODE> - the maximum offset that may be caused by these instructions<DT><B>Returns:</B><DD>additional offset caused by possible change of this instruction's length</DL>
</DD>
</DL>
<HR>

<A NAME="setTarget(org.apache.bcel.generic.InstructionHandle)"><!-- --></A><H3>
setTarget</H3>
<PRE>
public void <B>setTarget</B>(<A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html">InstructionHandle</A>&nbsp;ih)</PRE>
<DL>
<DD>Pass new target to instruction.</DL>
<HR>

<A NAME="updateTarget(org.apache.bcel.generic.InstructionHandle, org.apache.bcel.generic.InstructionHandle)"><!-- --></A><H3>
updateTarget</H3>
<PRE>
public void <B>updateTarget</B>(<A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html">InstructionHandle</A>&nbsp;old_ih,
                         <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html">InstructionHandle</A>&nbsp;new_ih)</PRE>
<DL>
<DD>Update target of instruction.</DL>
<HR>

<A NAME="getTarget()"><!-- --></A><H3>
getTarget</H3>
<PRE>
public <A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html">InstructionHandle</A> <B>getTarget</B>()</PRE>
<DL>
<DD><DL>
<DT><B>Returns:</B><DD>target of instruction.</DL>
</DD>
</DL>
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<A NAME="setInstruction(org.apache.bcel.generic.Instruction)"><!-- --></A><H3>
setInstruction</H3>
<PRE>
public void <B>setInstruction</B>(<A HREF="../../../../org/apache/bcel/generic/Instruction.html">Instruction</A>&nbsp;i)</PRE>
<DL>
<DD>Set new contents. Old instruction is disposed and may not be used anymore.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html#setInstruction(org.apache.bcel.generic.Instruction)">setInstruction</A></CODE> in class <CODE><A HREF="../../../../org/apache/bcel/generic/InstructionHandle.html">InstructionHandle</A></CODE></DL>
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