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Java InstructionConstants类代码示例

本文整理汇总了Java中org.apache.bcel.generic.InstructionConstants类的典型用法代码示例。如果您正苦于以下问题：Java InstructionConstants类的具体用法？Java InstructionConstants怎么用？Java InstructionConstants使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。


InstructionConstants类属于org.apache.bcel.generic包，在下文中一共展示了InstructionConstants类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: createHelperMethodForDotClassCalls

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
/**
 * Creates a method class$(String) which is used
 * during SomeClass.class instruction
 *
 * @param generatedClassName the instance class name
 */
protected void createHelperMethodForDotClassCalls(String generatedClassName) {
    InstructionList il = new InstructionList();
    MethodGen method = new MethodGen(Constants.ACC_STATIC, new ObjectType("java.lang.Class"), new Type[]{Type.STRING}, new String[]{"arg0"}, "class$", generatedClassName, il, constantsPool);
    InstructionHandle ih0 = il.append(InstructionFactory.createLoad(Type.OBJECT, 0));
    il.append(factory.createInvoke("java.lang.Class", "forName", new ObjectType("java.lang.Class"), new Type[]{Type.STRING}, Constants.INVOKESTATIC));
    InstructionHandle ih4 = il.append(InstructionFactory.createReturn(Type.OBJECT));
    InstructionHandle ih5 = il.append(InstructionFactory.createStore(Type.OBJECT, 1));
    il.append(factory.createNew("java.lang.NoClassDefFoundError"));
    il.append(InstructionConstants.DUP);
    il.append(InstructionFactory.createLoad(Type.OBJECT, 1));
    il.append(factory.createInvoke("java.lang.Throwable", "getMessage", Type.STRING, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
    il.append(factory.createInvoke("java.lang.NoClassDefFoundError", "<init>", Type.VOID, new Type[]{Type.STRING}, Constants.INVOKESPECIAL));
    il.append(InstructionConstants.ATHROW);
    method.addExceptionHandler(ih0, ih4, ih5, new ObjectType("java.lang.ClassNotFoundException"));
    method.setMaxStack();
    method.setMaxLocals();
    classGen.addMethod(method.getMethod());
    il.dispose();
}
开发者ID:paul-hammant，项目名称:JRemoting，代码行数:26，代码来源:BcelStubGenerator.java

示例2: storeLocal

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
public void storeLocal(int pc, int slot) {
	boolean isupval = pi.isUpvalueAssign(pc, slot);
	int index = findSlotIndex( slot, isupval );
	if (isupval) {
		boolean isupcreate = pi.isUpvalueCreate(pc, slot);
		if ( isupcreate ) {
			append(factory.createInvoke(classname, "newupe", TYPE_LOCALUPVALUE, ARG_TYPES_NONE, Constants.INVOKESTATIC));
			append(InstructionConstants.DUP);
			append(new ASTORE(index));
		} else {
			append(new ALOAD(index));
		}
		append(InstructionConstants.SWAP);
		append(new PUSH(cp, 0));
		append(InstructionConstants.SWAP);
		append(InstructionConstants.AASTORE);
	} else {
		append(new ASTORE(index));
	}
}
开发者ID:gnosygnu，项目名称:luaj_xowa，代码行数:21，代码来源:JavaBuilder.java

示例3: generateInitField

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
@Override
public void generateInitField(InstructionList il, InstructionFactory ifact, GenScope scope) {
	RequiredQueueJVMGen jvmQ = this;
	ClassGen cg = scope.getClassGen();
	
	il.append(ifact.createNew(jvmQ.getType().getClassName()));
	il.append(new DUP());		

	il.append(ifact.createConstant(jvmQ.getName()));
	// il.append(InstructionConstants.THIS); 
	/*
	il.append(ifact.createInvoke(jvmQ.getClassName(), "<init>",
				Type.VOID, new Type[] { Type.STRING, DefaultTypes.QoolTransformation }, Constants.INVOKESPECIAL));				
	*/
	// required queues do not take a qool transformation, but just delegates in one
	il.append(ifact.createInvoke(jvmQ.getClassName(), "<init>",
			Type.VOID, new Type[] { Type.STRING }, Constants.INVOKESPECIAL));				
	
	// Set the field
	il.append(InstructionConstants.THIS); 
	il.append(InstructionConstants.SWAP); 

	il.append( ifact.createPutField(cg.getClassName(), jvmQ.getFieldName(), jvmQ.getType()) );		
}
开发者ID:jesusc，项目名称:eclectic，代码行数:25，代码来源:RequiredQueueJVMGen.java

示例4: createObserverCreatorMethod

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
private void createObserverCreatorMethod(ClassGen cg, ObserverDescription observer, String observerClassName) {
	final String methodName = "create" + observer.getName();
	InstructionList il = new InstructionList();
	InstructionFactory ifact = new InstructionFactory(cg);
	MethodGen mg = new MethodGen(Constants.ACC_PUBLIC, new ObjectType(observerClassName), new Type[] { } , null, methodName,
               cg.getClassName(), il, cg.getConstantPool());
	
	il.append(ifact.createNew(observerClassName));
	il.append(InstructionConstants.DUP);
	il.append(InstructionConstants.THIS);
	il.append(ifact.createInvoke(observerClassName, "<init>",
			Type.VOID, new Type[] { DefaultTypes.QoolTransformation }, Constants.INVOKESPECIAL));
			
	il.append(InstructionFactory.ARETURN);	
	
	mg.setMaxLocals();
	mg.setMaxStack();
	
	cg.addMethod(mg.getMethod());		
}
开发者ID:jesusc，项目名称:eclectic，代码行数:21，代码来源:QoolTransformationJVMGen.java

示例5: generateInitField

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
@Override
public void generateInitField(InstructionList il, InstructionFactory ifact, GenScope scope) {
	LocalQueueJVMGen jvmQ = this;
	ClassGen cg = scope.getClassGen();
	
	il.append(ifact.createNew(jvmQ.getType().getClassName()));
	il.append(new DUP());		

	il.append(ifact.createConstant(jvmQ.getName()));
	il.append(InstructionConstants.THIS); 
	il.append(ifact.createInvoke(jvmQ.getClassName(), "<init>",
				Type.VOID, new Type[] { Type.STRING, DefaultTypes.QoolTransformation }, Constants.INVOKESPECIAL));				
	
	// Stack: queue
	il.append(InstructionConstants.THIS); 
	il.append(InstructionConstants.SWAP); 

	il.append( ifact.createPutField(cg.getClassName(), jvmQ.getFieldName(), jvmQ.getType()) );		
}
开发者ID:jesusc，项目名称:eclectic，代码行数:20，代码来源:LocalQueueJVMGen.java

示例6: genContinuableCallCode

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
public void genContinuableCallCode(GenScope transformationScope, ClassGen cg, MethodGen mg) {
	InstructionList il = mg.getInstructionList();
	InstructionFactory ifact = new InstructionFactory(cg);

	il.append(InstructionConstants.THIS);
	il.append(ifact.createConstant(getSegmentClassName()));
	transformationScope.generateGetTransformation();
	transformationScope.generateGetModelManager();
	il.append(ifact.createInvoke(DefaultTypes.QoolTransformation.getClassName(), "startSegment",
			Type.VOID, new Type[] { Type.STRING, DefaultTypes.IdcTransformation, DefaultTypes.ModelManager }, Constants.INVOKEVIRTUAL));		
	
	/*
	il.append(ifact.createConstant(getSegmentClassName()));
	transformationScope.generateGetTransformation();
	transformationScope.generateGetModelManager();
	il.append(ifact.createInvoke(DefaultTypes.RuntimeUtil.getClassName(), "startSegment",
			Type.VOID, new Type[] { Type.STRING, DefaultTypes.IdcTransformation, DefaultTypes.ModelManager }, Constants.INVOKESTATIC));		
	*/
}
开发者ID:jesusc，项目名称:eclectic，代码行数:20，代码来源:QoolSegmentJVMGen.java

示例7: createStartMethod

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
private void createStartMethod(GenScope scope, ClassGen cg) {
	InstructionList il = new InstructionList();
	InstructionFactory ifact = new InstructionFactory(cg);
	
	MethodGen startMg = new MethodGen(Constants.ACC_PUBLIC,// access flags
			Type.VOID, // return type
			null, null, // arg
			// names
			START_METHOD, null, // method, class
			il, cg.getConstantPool());
	scope.processMethod(startMg);		
	il.append(InstructionConstants.RETURN);
	
	startMg.setMaxLocals();
	startMg.setMaxStack();
	
	cg.addMethod(startMg.getMethod());		
}
开发者ID:jesusc，项目名称:eclectic，代码行数:19，代码来源:MethodLibraryJVMGen.java

示例8: generateStreamer

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
protected void generateStreamer(ConstantPoolGen cp, InstructionList il, InstructionFactory factory, String className, boolean hasHeader)
{
   il.append(InstructionConstants.ALOAD_0);
   il.append(InstructionConstants.ALOAD_1);
   il.append(InstructionConstants.DUP2);
   il.append(factory.createInvoke("org.dianahep.root4j.core.RootInput", "readInt", Type.INT, Type.NO_ARGS, INVOKEINTERFACE));
   il.append(InstructionConstants.DUP_X1);
   il.append(factory.createPutField(className, "fN", Type.INT));
   il.append(new NEWARRAY(Type.FLOAT));
   il.append(InstructionConstants.DUP_X1);
   il.append(factory.createInvoke("org.dianahep.root4j.core.RootInput", "readFixedArray", Type.VOID, arrayArgType, INVOKEINTERFACE));
   il.append(factory.createPutField(className, "fArray", RootType.FLOATARRAY));
}
开发者ID:diana-hep，项目名称:root4j，代码行数:14，代码来源:TArrayF.java

示例9: generateStreamer

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
protected void generateStreamer(ConstantPoolGen cp, InstructionList il, InstructionFactory factory, String className, boolean hasHeader)
{
   il.append(InstructionConstants.ALOAD_0);
   il.append(InstructionConstants.ALOAD_1);
   il.append(InstructionConstants.DUP2);
   il.append(factory.createInvoke("org.dianahep.root4j.core.RootInput", "readInt", Type.INT, Type.NO_ARGS, INVOKEINTERFACE));
   il.append(InstructionConstants.DUP_X1);
   il.append(factory.createPutField(className, "fN", Type.INT));
   il.append(new NEWARRAY(Type.CHAR));
   il.append(InstructionConstants.DUP_X1);
   il.append(factory.createInvoke("org.dianahep.root4j.core.RootInput", "readFixedArray", Type.VOID, arrayArgType, INVOKEINTERFACE));
   il.append(factory.createPutField(className, "fArray", RootType.CHARARRAY));
}
开发者ID:diana-hep，项目名称:root4j，代码行数:14，代码来源:TArrayC.java

示例10: generateStreamer

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
protected void generateStreamer(ConstantPoolGen cp, InstructionList il, InstructionFactory factory, String className, boolean hasHeader)
{
   il.append(InstructionConstants.ALOAD_0);
   il.append(InstructionConstants.ALOAD_1);
   il.append(InstructionConstants.DUP2);
   il.append(factory.createInvoke("org.dianahep.root4j.core.RootInput", "readInt", Type.INT, Type.NO_ARGS, INVOKEINTERFACE));
   il.append(InstructionConstants.DUP_X1);
   il.append(factory.createPutField(className, "fN", Type.INT));
   il.append(new NEWARRAY(Type.DOUBLE));
   il.append(InstructionConstants.DUP_X1);
   il.append(factory.createInvoke("org.dianahep.root4j.core.RootInput", "readFixedArray", Type.VOID, arrayArgType, INVOKEINTERFACE));
   il.append(factory.createPutField(className, "fArray", RootType.DOUBLEARRAY));
}
开发者ID:diana-hep，项目名称:root4j，代码行数:14，代码来源:TArrayD.java

示例11: generateStreamer

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
protected void generateStreamer(ConstantPoolGen cp, InstructionList il, InstructionFactory factory, String className, boolean hasHeader)
{
   il.append(InstructionConstants.ALOAD_0);
   il.append(InstructionConstants.ALOAD_1);
   il.append(InstructionConstants.DUP2);
   il.append(factory.createInvoke("org.dianahep.root4j.core.RootInput", "readInt", Type.INT, Type.NO_ARGS, INVOKEINTERFACE));
   il.append(InstructionConstants.DUP_X1);
   il.append(factory.createPutField(className, "fN", Type.INT));
   il.append(new NEWARRAY(Type.INT));
   il.append(InstructionConstants.DUP_X1);
   il.append(factory.createInvoke("org.dianahep.root4j.core.RootInput", "readFixedArray", Type.VOID, arrayArgType, INVOKEINTERFACE));
   il.append(factory.createPutField(className, "fArray", RootType.INTARRAY));
}
开发者ID:diana-hep，项目名称:root4j，代码行数:14，代码来源:TArrayI.java

示例12: generateReadCode

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
public void generateReadCode(InstructionList il, InstructionFactory factory, ConstantPoolGen cp, String className)
{
   if (pointer)
   {
      ((GenericRootClass) varClass).generateReadPointerCode(il, factory, cp);
   }
   else if (dim == 0)
   {
      varClass.generateReadCode(il, factory, cp);
   }
   else if (varCounter == null)
   {
      ((IntrinsicRootClass) varClass).generateReadArrayCode(il, factory, cp, 1, new int[]{index});
   }
   else 
   {
      BasicMember varMember = getMember(varCounter);
      if (varMember == null) throw new RuntimeException("Cannot find variable counter "+varCounter);
      Type varMemberType = varMember.getJavaType();
      il.append(InstructionConstants.ALOAD_0);
      il.append(factory.createInvoke(className, nameMangler.mangleMember(varCounter), varMemberType, Type.NO_ARGS, INVOKESPECIAL));
      if (varMemberType != Type.INT  &&  varMemberType != Type.BYTE  &&  varMemberType != Type.CHAR  &&  varMemberType != Type.SHORT)
          il.append(factory.createCast(varMemberType, Type.INT));

      BasicType type = (BasicType) varClass.getJavaType();
      il.append(new NEWARRAY(type));
      il.append(InstructionConstants.DUP_X1);

      Type[] arrayArgType = new Type[] { new ArrayType(type, 1) };
      il.append(factory.createInvoke("org.dianahep.root4j.core.RootInput", "readFixedArray", Type.VOID, arrayArgType, INVOKEINTERFACE));
   }
   if (varClass.getConvertMethod() != null)
   {
      il.append(factory.createInvoke("org.dianahep.root4j.interfaces." + varClass.getClassName(), varClass.getConvertMethod(), varClass.getJavaTypeForMethod(), Type.NO_ARGS, INVOKEINTERFACE));
   }
}
开发者ID:diana-hep，项目名称:root4j，代码行数:37，代码来源:StreamerInfoString.java

示例13: generateMethods

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
private static void generateMethods(RootClass k, ConstantPoolGen cp, InstructionList il, InstructionFactory factory, ClassGen cg, String className, String clonesClassName)
{
   RootMember[] members = k.getMembers();

   for (int i = 0; i < members.length; i++)
   {
      BasicMember member = (BasicMember) members[i];

      Type type = member.getJavaType();
      Type arrayType = new ArrayType(type, 1);
      MethodGen mg = new MethodGen(ACC_PUBLIC, type, null, null, nameMangler.mangleMember(member.getName()), className, il, cp);
      il.append(InstructionConstants.ALOAD_0);
      il.append(factory.createGetField(className, "clones", new ObjectType(clonesClassName)));
      il.append(InstructionConstants.ALOAD_0);
      il.append(factory.createGetField(className, "index", Type.INT));

      il.append(factory.createInvoke(clonesClassName, nameMangler.mangleMember(member.getName()), type, new Type[]
            {
               Type.INT
            }, INVOKEVIRTUAL));

      il.append(InstructionFactory.createReturn(type));
      mg.setMaxStack();
      mg.setMaxLocals();
      cg.addMethod(mg.getMethod());
      il.dispose();
   }
}
开发者ID:diana-hep，项目名称:root4j，代码行数:29，代码来源:Clone2Builder.java

示例14: injectCommonExceptionCatchBlock

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
/**
 * Inject common exception catch blocks
 */
public void injectCommonExceptionCatchBlock(InstructionList il, MethodGen method, int variableIndex) {
    il.append(new INSTANCEOF(constantsPool.addClass(new ObjectType("java.lang.RuntimeException"))));
    BranchInstruction b1 = InstructionFactory.createBranchInstruction(Constants.IFEQ, null);
    il.append(b1);
    il.append(InstructionFactory.createLoad(Type.OBJECT, variableIndex));
    il.append(factory.createCheckCast(new ObjectType("java.lang.RuntimeException")));
    il.append(InstructionConstants.ATHROW);
    InstructionHandle ih1 = il.append(InstructionFactory.createLoad(Type.OBJECT, variableIndex));
    il.append(new INSTANCEOF(constantsPool.addClass(new ObjectType("java.lang.Error"))));
    BranchInstruction b2 = InstructionFactory.createBranchInstruction(Constants.IFEQ, null);
    il.append(b2);
    il.append(InstructionFactory.createLoad(Type.OBJECT, variableIndex));
    il.append(factory.createCheckCast(new ObjectType("java.lang.Error")));
    il.append(InstructionConstants.ATHROW);
    InstructionHandle ih2 = il.append(InstructionFactory.createLoad(Type.OBJECT, variableIndex));
    il.append(factory.createInvoke("java.lang.Throwable", "printStackTrace", Type.VOID, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
    il.append(factory.createNew("org.codehaus.jremoting.client.InvocationException"));
    il.append(InstructionConstants.DUP);
    il.append(factory.createNew("java.lang.StringBuffer"));
    il.append(InstructionConstants.DUP);
    il.append(new PUSH(constantsPool, "Should never get here: "));
    il.append(factory.createInvoke("java.lang.StringBuffer", "<init>", Type.VOID, new Type[]{Type.STRING}, Constants.INVOKESPECIAL));
    il.append(InstructionFactory.createLoad(Type.OBJECT, variableIndex));
    il.append(factory.createInvoke("java.lang.Throwable", "getMessage", Type.STRING, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
    il.append(factory.createInvoke("java.lang.StringBuffer", "append", Type.STRINGBUFFER, new Type[]{Type.STRING}, Constants.INVOKEVIRTUAL));
    il.append(factory.createInvoke("java.lang.StringBuffer", "toString", Type.STRING, Type.NO_ARGS, Constants.INVOKEVIRTUAL));
    il.append(factory.createInvoke("org.codehaus.jremoting.client.InvocationException", "<init>", Type.VOID, new Type[]{Type.STRING}, Constants.INVOKESPECIAL));
    il.append(InstructionConstants.ATHROW);

    b1.setTarget(ih1);
    b2.setTarget(ih2);

}
开发者ID:paul-hammant，项目名称:JRemoting，代码行数:37，代码来源:BcelStubGenerator.java

示例15: change1

import org.apache.bcel.generic.InstructionConstants; //导入依赖的package包/类
private boolean change1(MethodGen mg)
    {
        InstructionList il = mg.getInstructionList();
        InstructionFinder f   = new InstructionFinder(il);
        String            pat = "[LDC_W|LDC] INVOKEVIRTUAL IFNE ICONST_1 GOTO ICONST_0";

        boolean changed = false;
        for(Iterator j = f.search(pat, new IsLdcClass()); j.hasNext(); )
        {
            InstructionHandle[] match = (InstructionHandle[]) j.next();

            // replace
            //    LDC_W <class>
            //    INVOKEVIRTUAL Class.desiredAssertionStatus
            //    IFNE
            //    ICONST_1
            //    goto
            //    ICONST_0
            // with
            //    ICONST_1

            changed = true;
            match[0].setInstruction(InstructionConstants.ICONST_1);
            try
            {
                il.delete(match[1], match[5]);
//                System.out.println(il);
            }
            catch (TargetLostException e)
            {
                e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
            }
        }
        return changed;
    }
开发者ID:BowlerHatLLC，项目名称:feathers-sdk，代码行数:36，代码来源:Downgrader.java


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