jaxp/src/java.xml/share/classes/com/sun/org/apache/bcel/internal/generic/RET.java
--- a/jaxp/src/java.xml/share/classes/com/sun/org/apache/bcel/internal/generic/RET.java Tue Aug 08 22:52:41 2017 +0000
+++ b/jaxp/src/java.xml/share/classes/com/sun/org/apache/bcel/internal/generic/RET.java Sun Aug 13 21:10:40 2017 -0700
@@ -21,108 +21,131 @@
package com.sun.org.apache.bcel.internal.generic;
-import java.io.*;
+import java.io.DataOutputStream;
+import java.io.IOException;
+
import com.sun.org.apache.bcel.internal.util.ByteSequence;
/**
* RET - Return from subroutine
*
- * <PRE>Stack: ..., -> ..., address</PRE>
+ * <PRE>Stack: ... -> ...</PRE>
*
- * @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>
+ * @version $Id: RET.java 1747278 2016-06-07 17:28:43Z britter $
*/
public class RET extends Instruction implements IndexedInstruction, TypedInstruction {
- private boolean wide;
- private int index; // index to local variable containg the return address
- /**
- * Empty constructor needed for the Class.newInstance() statement in
- * Instruction.readInstruction(). Not to be used otherwise.
- */
- RET() {}
+ private boolean wide;
+ private int index; // index to local variable containg the return address
+
- public RET(int index) {
- super(com.sun.org.apache.bcel.internal.Constants.RET, (short)2);
- setIndex(index); // May set wide as side effect
- }
+ /**
+ * Empty constructor needed for the Class.newInstance() statement in
+ * Instruction.readInstruction(). Not to be used otherwise.
+ */
+ RET() {
+ }
- /**
- * Dump instruction as byte code to stream out.
- * @param out Output stream
- */
- public void dump(DataOutputStream out) throws IOException {
- if(wide)
- out.writeByte(com.sun.org.apache.bcel.internal.Constants.WIDE);
+
+ public RET(final int index) {
+ super(com.sun.org.apache.bcel.internal.Const.RET, (short) 2);
+ setIndex(index); // May set wide as side effect
+ }
+
- out.writeByte(opcode);
-
- if(wide)
- out.writeShort(index);
- else
- out.writeByte(index);
- }
+ /**
+ * Dump instruction as byte code to stream out.
+ * @param out Output stream
+ */
+ @Override
+ public void dump( final DataOutputStream out ) throws IOException {
+ if (wide) {
+ out.writeByte(com.sun.org.apache.bcel.internal.Const.WIDE);
+ }
+ out.writeByte(super.getOpcode());
+ if (wide) {
+ out.writeShort(index);
+ } else {
+ out.writeByte(index);
+ }
+ }
- private final void setWide() {
- if(wide = index > com.sun.org.apache.bcel.internal.Constants.MAX_BYTE)
- length = 4; // Including the wide byte
- else
- length = 2;
- }
- /**
- * Read needed data (e.g. index) from file.
- */
- protected void initFromFile(ByteSequence bytes, boolean wide) throws IOException
- {
- this.wide = wide;
+ private void setWide() {
+ wide = index > com.sun.org.apache.bcel.internal.Const.MAX_BYTE;
+ if (wide) {
+ super.setLength(4); // Including the wide byte
+ } else {
+ super.setLength(2);
+ }
+ }
+
- if(wide) {
- index = bytes.readUnsignedShort();
- length = 4;
- } else {
- index = bytes.readUnsignedByte();
- length = 2;
+ /**
+ * Read needed data (e.g. index) from file.
+ */
+ @Override
+ protected void initFromFile( final ByteSequence bytes, final boolean wide ) throws IOException {
+ this.wide = wide;
+ if (wide) {
+ index = bytes.readUnsignedShort();
+ super.setLength(4);
+ } else {
+ index = bytes.readUnsignedByte();
+ super.setLength(2);
+ }
}
- }
- /**
- * @return index of local variable containg the return address
- */
- public final int getIndex() { return index; }
- /**
- * Set index of local variable containg the return address
- */
- public final void setIndex(int n) {
- if(n < 0)
- throw new ClassGenException("Negative index value: " + n);
+ /**
+ * @return index of local variable containg the return address
+ */
+ @Override
+ public final int getIndex() {
+ return index;
+ }
- index = n;
- setWide();
- }
- /**
- * @return mnemonic for instruction
- */
- public String toString(boolean verbose) {
- return super.toString(verbose) + " " + index;
- }
+ /**
+ * Set index of local variable containg the return address
+ */
+ @Override
+ public final void setIndex( final int n ) {
+ if (n < 0) {
+ throw new ClassGenException("Negative index value: " + n);
+ }
+ index = n;
+ setWide();
+ }
- /** @return return address type
- */
- public Type getType(ConstantPoolGen cp) {
- return ReturnaddressType.NO_TARGET;
- }
+
+ /**
+ * @return mnemonic for instruction
+ */
+ @Override
+ public String toString( final boolean verbose ) {
+ return super.toString(verbose) + " " + index;
+ }
+
- /**
- * Call corresponding visitor method(s). The order is:
- * Call visitor methods of implemented interfaces first, then
- * call methods according to the class hierarchy in descending order,
- * i.e., the most specific visitXXX() call comes last.
- *
- * @param v Visitor object
- */
- public void accept(Visitor v) {
- v.visitRET(this);
- }
+ /** @return return address type
+ */
+ @Override
+ public Type getType( final ConstantPoolGen cp ) {
+ return ReturnaddressType.NO_TARGET;
+ }
+
+
+ /**
+ * Call corresponding visitor method(s). The order is:
+ * Call visitor methods of implemented interfaces first, then
+ * call methods according to the class hierarchy in descending order,
+ * i.e., the most specific visitXXX() call comes last.
+ *
+ * @param v Visitor object
+ */
+ @Override
+ public void accept( final Visitor v ) {
+ v.visitRET(this);
+ }
}