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tweak comments and hash code 

git-svn-id: https://wala.svn.sourceforge.net/svnroot/wala/trunk@2386 f5eafffb-2e1d-0410-98e4-8ec43c5233c4
This commit is contained in:
sjfink 2008-01-15 14:07:15 +00:00
parent b541916b65
commit e75d6d8e76
1 changed files with 17 additions and 3 deletions
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20
com.ibm.wala.core/src/com/ibm/wala/ssa/SSAMonitorInstruction.java
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@ -17,14 +17,25 @@ import com.ibm.wala.util.Exceptions;
import com.ibm.wala.util.debug.Assertions;
/**
* @author sfink
* An instruction representing a monitorenter or monitorexit operation.
*
* @author sfink
*/
public class SSAMonitorInstruction extends SSAInstruction {
/**
* The value number of the object being locked or unlocked
*/
private final int ref;
/**
* Does this instruction represent a monitorenter?
*/
private final boolean isEnter;
/**
* @param ref The value number of the object being locked or unlocked
* @param isEnter Does this instruction represent a monitorenter?
*/
SSAMonitorInstruction(int ref, boolean isEnter) {
super();
this.ref = ref;
@ -74,7 +85,7 @@ public class SSAMonitorInstruction extends SSAInstruction {
@Override
public int hashCode() {
return ref * 6173 ^ 4423;
return ref * 6173 + 4423;
}
/*
@ -102,12 +113,15 @@ public class SSAMonitorInstruction extends SSAInstruction {
}
/**
* @return Returns the ref.
* @return The value number of the object being locked or unlocked
*/
public int getRef() {
return ref;
}
/**
* Does this instruction represent a monitorenter?
*/
public boolean isMonitorEnter() {
return isEnter;
}