Example usage for org.objectweb.asm Opcodes GETSTATIC

Introduction

In this page you can find the example usage for org.objectweb.asm Opcodes GETSTATIC.

Prototype

int GETSTATIC

To view the source code for org.objectweb.asm Opcodes GETSTATIC.

Click Source Link

Usage

From source file:org.pitest.mutationtest.engine.gregor.mutators.experimental.extended.UOIMutator4.java

License:Apache License

@Override
public void visitFieldInsn(int opcode, String owner, String name, String desc) {

    // GETFIELD I,F,L,D + B,S
    if ((opcode == Opcodes.GETFIELD)) {
        if (desc.equals("I")) {
            if (this.shouldMutate("Decremented (--a) integer field")) {
                // stack = [this]

                mv.visitInsn(Opcodes.DUP);
                // stack = [this] [this]

                mv.visitFieldInsn(opcode, owner, name, desc);
                // stack = [this] [this.field]

                mv.visitInsn(Opcodes.ICONST_1);
                mv.visitInsn(Opcodes.ISUB);
                // stack = [this] [this.field -1]

                mv.visitInsn(Opcodes.DUP_X1);
                // stack = [this.field -1] [this] [this.field -1]

                mv.visitFieldInsn(Opcodes.PUTFIELD, owner, name, desc);
                return;
            }/* ww w. j  av a 2s  .  com*/
        }
        if (desc.equals("F")) {
            if (this.shouldMutate("Decremented (--a) float field")) {
                mv.visitInsn(Opcodes.DUP);
                mv.visitFieldInsn(opcode, owner, name, desc);
                mv.visitInsn(Opcodes.FCONST_1);
                mv.visitInsn(Opcodes.FSUB);
                mv.visitInsn(Opcodes.DUP_X1);
                mv.visitFieldInsn(Opcodes.PUTFIELD, owner, name, desc);
                return;
            }
        }
        if (desc.equals("J")) {
            if (this.shouldMutate("Decremented (--a) long field")) {
                mv.visitInsn(Opcodes.DUP);
                mv.visitFieldInsn(opcode, owner, name, desc);
                mv.visitInsn(Opcodes.LCONST_1);
                mv.visitInsn(Opcodes.LSUB);
                mv.visitInsn(Opcodes.DUP2_X1);
                mv.visitFieldInsn(Opcodes.PUTFIELD, owner, name, desc);
                return;
            }
        }
        if (desc.equals("D")) {
            if (this.shouldMutate("Decremented (--a) double field")) {
                mv.visitInsn(Opcodes.DUP);
                mv.visitFieldInsn(opcode, owner, name, desc);
                mv.visitInsn(Opcodes.DCONST_1);
                mv.visitInsn(Opcodes.DSUB);
                mv.visitInsn(Opcodes.DUP2_X1);
                mv.visitFieldInsn(Opcodes.PUTFIELD, owner, name, desc);
                return;
            }
        }
        if (desc.equals("B")) {
            if (this.shouldMutate("Decremented (--a) double field")) {
                mv.visitInsn(Opcodes.DUP);
                mv.visitFieldInsn(opcode, owner, name, desc);
                mv.visitInsn(Opcodes.ICONST_1);
                mv.visitInsn(Opcodes.ISUB);
                mv.visitInsn(Opcodes.I2B);
                mv.visitInsn(Opcodes.DUP_X1);
                mv.visitFieldInsn(Opcodes.PUTFIELD, owner, name, desc);
                return;
            }
        }
        if (desc.equals("S")) {
            if (this.shouldMutate("Decremented (--a) short field")) {
                mv.visitInsn(Opcodes.DUP);
                mv.visitFieldInsn(opcode, owner, name, desc);
                mv.visitInsn(Opcodes.ICONST_1);
                mv.visitInsn(Opcodes.ISUB);
                mv.visitInsn(Opcodes.I2S);
                mv.visitInsn(Opcodes.DUP_X1);
                mv.visitFieldInsn(Opcodes.PUTFIELD, owner, name, desc);
                return;
            }
        }
    }

    // GETSTATIC I,F,L,D + B,S
    if (opcode == Opcodes.GETSTATIC) {
        if (desc.equals("I")) {
            if (this.shouldMutate("Decremented (--a) static integer field")) {
                mv.visitFieldInsn(opcode, owner, name, desc);
                mv.visitInsn(Opcodes.ICONST_1);
                mv.visitInsn(Opcodes.ISUB);
                mv.visitInsn(Opcodes.DUP);
                mv.visitFieldInsn(Opcodes.PUTSTATIC, owner, name, desc);
                return;
            }
        }
        if (desc.equals("F")) {
            if (this.shouldMutate("Decremented (--a) static float field")) {
                mv.visitFieldInsn(opcode, owner, name, desc);
                mv.visitInsn(Opcodes.FCONST_1);
                mv.visitInsn(Opcodes.FSUB);
                mv.visitInsn(Opcodes.DUP);
                mv.visitFieldInsn(Opcodes.PUTSTATIC, owner, name, desc);
                return;
            }
        }
        if (desc.equals("J")) {
            if (this.shouldMutate("Decremented (--a) static long field")) {
                mv.visitFieldInsn(opcode, owner, name, desc);
                mv.visitInsn(Opcodes.LCONST_1);
                mv.visitInsn(Opcodes.LSUB);
                mv.visitInsn(Opcodes.DUP2);
                mv.visitFieldInsn(Opcodes.PUTSTATIC, owner, name, desc);
                return;
            }
        }
        if (desc.equals("D")) {
            if (this.shouldMutate("Decremented (--a) static double field")) {
                mv.visitFieldInsn(opcode, owner, name, desc);
                mv.visitInsn(Opcodes.DCONST_1);
                mv.visitInsn(Opcodes.DSUB);
                mv.visitInsn(Opcodes.DUP2);
                mv.visitFieldInsn(Opcodes.PUTSTATIC, owner, name, desc);
                return;
            }
        }
        if (desc.equals("B")) {
            if (this.shouldMutate("Decremented (--a) static byte field")) {
                mv.visitFieldInsn(opcode, owner, name, desc);
                mv.visitInsn(Opcodes.ICONST_1);
                mv.visitInsn(Opcodes.ISUB);
                mv.visitInsn(Opcodes.I2B);
                mv.visitInsn(Opcodes.DUP);
                mv.visitFieldInsn(Opcodes.PUTSTATIC, owner, name, desc);
                return;
            }
        }
        if (desc.equals("S")) {
            if (this.shouldMutate("Decremented (--a) static short field")) {
                mv.visitFieldInsn(opcode, owner, name, desc);
                mv.visitInsn(Opcodes.ICONST_1);
                mv.visitInsn(Opcodes.ISUB);
                mv.visitInsn(Opcodes.I2S);
                mv.visitInsn(Opcodes.DUP);
                mv.visitFieldInsn(Opcodes.PUTSTATIC, owner, name, desc);
                return;
            }
        }
    }
    mv.visitFieldInsn(opcode, owner, name, desc);
}

---

From source file:org.sonar.java.bytecode.se.BytecodeEGWalkerExecuteTest.java

License:Open Source License

@Test
public void test_getstatic() throws Exception {
    ProgramState programState = execute(
            new Instruction(Opcodes.GETSTATIC, new Instruction.FieldOrMethod("", "", "D", false)));
    assertThat(programState.peekValue()).isNotNull();
    assertThat(isDoubleOrLong(programState, programState.peekValue())).isTrue();
    programState = execute(//w w w .  jav a2 s  .  c  om
            new Instruction(Opcodes.GETSTATIC, new Instruction.FieldOrMethod("", "", "I", false)));
    assertThat(programState.peekValue()).isNotNull();
    assertThat(isDoubleOrLong(programState, programState.peekValue())).isFalse();
}

---

From source file:org.spongepowered.asm.mixin.injection.points.BeforeFieldAccess.java

License:MIT License

public BeforeFieldAccess(InjectionPointData data) {
    super(data);//from  w  w  w  . j  av  a2s  . com
    this.opcode = data.getOpcode(-1, Opcodes.GETFIELD, Opcodes.PUTFIELD, Opcodes.GETSTATIC, Opcodes.PUTSTATIC,
            -1);
}

---

From source file:org.spongepowered.despector.emitter.bytecode.instruction.BytecodeStaticFieldAccessEmitter.java

License:Open Source License

@Override
public void emit(BytecodeEmitterContext ctx, StaticFieldAccess arg, TypeSignature type) {
    MethodVisitor mv = ctx.getMethodVisitor();
    mv.visitFieldInsn(Opcodes.GETSTATIC, arg.getOwnerName(), arg.getFieldName(),
            arg.getTypeDescriptor().getDescriptor());
    ctx.updateStack(1);/*from  www  .ja va 2  s  .co m*/
}

---

From source file:org.spongepowered.mod.asm.transformers.EventTransformer.java

License:MIT License

protected static MethodNode createGetGameMethod() {
    MethodNode methodNode = new MethodNode(Opcodes.ASM4, Opcodes.ACC_PUBLIC, "getGame",
            "()Lorg/spongepowered/api/Game;", null, null);
    methodNode.instructions.add(new FieldInsnNode(Opcodes.GETSTATIC, "org/spongepowered/mod/SpongeMod",
            "instance", "Lorg/spongepowered/mod/SpongeMod;"));
    methodNode.instructions.add(new MethodInsnNode(Opcodes.INVOKEVIRTUAL, "org/spongepowered/mod/SpongeMod",
            "getGame", "()Lorg/spongepowered/mod/SpongeGame;", false));
    methodNode.instructions.add(new InsnNode(Opcodes.ARETURN));
    methodNode.maxLocals = 1;//ww  w. jav  a  2  s.c o m
    methodNode.maxStack = 1;
    return methodNode;
}

---

From source file:org.spongepowered.mod.asm.transformers.PriorityTransformer.java

License:MIT License

private MethodNode createGetGameMethod() {
    MethodNode methodNode = new MethodNode(Opcodes.ASM4, Opcodes.ACC_PUBLIC, "getGame",
            "()Lorg/spongepowered/api/Game;", null, null);
    methodNode.instructions.add(new FieldInsnNode(Opcodes.GETSTATIC, "org/spongepowered/mod/SpongeMod",
            "instance", "Lorg/spongepowered/mod/SpongeMod;"));
    methodNode.instructions.add(new MethodInsnNode(Opcodes.INVOKEVIRTUAL, "org/spongepowered/mod/SpongeMod",
            "getGame", "()Lorg/spongepowered/mod/SpongeGame;", false));
    methodNode.instructions.add(new InsnNode(Opcodes.ARETURN));
    methodNode.maxLocals = 1;/*w  w w. j av  a 2 s  . c o  m*/
    methodNode.maxStack = 1;
    return methodNode;
}

---

From source file:org.springsource.loaded.test.infra.MethodPrinter.java

License:Apache License

public void visitFieldInsn(int opcode, String owner, String name, String desc) {
    if (opcode == Opcodes.GETSTATIC) {
        to.println("    GETSTATIC " + owner + "." + name + " " + desc);
    } else if (opcode == Opcodes.PUTSTATIC) {
        to.println("    PUTSTATIC " + owner + "." + name + " " + desc);
    } else if (opcode == Opcodes.GETFIELD) {
        to.println("    GETFIELD " + owner + "." + name + " " + desc);
    } else if (opcode == Opcodes.PUTFIELD) {
        to.println("    PUTFIELD " + owner + "." + name + " " + desc);
    } else {//from  ww  w.  j  a v a  2s  .co  m
        throw new IllegalStateException(":" + opcode);
    }
}

---

From source file:org.teavm.flavour.regex.bytecode.MatcherClassBuilder.java

License:Apache License

private void generateLengthGuard(MethodVisitor mv) {
    mv.visitVarInsn(Opcodes.ILOAD, 3);//from   w  ww  .  j a va2  s  .com
    mv.visitVarInsn(Opcodes.ILOAD, 2);
    mv.visitInsn(Opcodes.ISUB);
    mv.visitJumpInsn(Opcodes.IFLE, saveLabel);

    mv.visitVarInsn(Opcodes.ALOAD, 1);
    mv.visitVarInsn(Opcodes.ILOAD, 2);
    mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/lang/String", "charAt", "(I)C", false);
    mv.visitVarInsn(Opcodes.ISTORE, 6);

    if (debugMode) {
        mv.visitFieldInsn(Opcodes.GETSTATIC, "java/lang/System", "out", Type.getDescriptor(PrintStream.class));
        mv.visitInsn(Opcodes.DUP);
        mv.visitLdcInsn("DFA <- ");
        mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/io/PrintStream", "print", "(Ljava/lang/String;)V",
                false);
        mv.visitInsn(Opcodes.DUP);
        mv.visitVarInsn(Opcodes.ILOAD, 6);
        mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/io/PrintStream", "print", "(C)V", false);
        mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/io/PrintStream", "println", "()V", false);
    }
}

---

From source file:org.teavm.flavour.regex.bytecode.MatcherClassBuilder.java

License:Apache License

private void debug(MethodVisitor mv, String string) {
    if (!debugMode) {
        return;/*from w  w  w.  ja  v  a 2  s.  c  o  m*/
    }
    mv.visitFieldInsn(Opcodes.GETSTATIC, "java/lang/System", "out", Type.getDescriptor(PrintStream.class));
    mv.visitLdcInsn(string);
    mv.visitMethodInsn(Opcodes.INVOKEVIRTUAL, "java/io/PrintStream", "println", "(Ljava/lang/String;)V", false);
}

---

From source file:org.testeoa.estatica.AdapterDUG.java

License:Open Source License

@Override
public void visitFieldInsn(int opcode, String owner, String name, String desc) {
    // insere a descrio da instruo
    String instrucao = getInstrucao(opcode);
    instrucao += " " + owner + "." + name + " " + desc;
    addInstrucao(instrucao);/*from   ww  w  . ja  v a2 s  .c  om*/
    // Anlise do Fluxo de Dados
    String[] s = owner.split("/");
    String o = s[s.length - 1];
    if (opcode == Opcodes.PUTFIELD || opcode == Opcodes.PUTSTATIC) {
        verticeAtual.inserirDefinicao(o + "." + name);
    }
    if (opcode == Opcodes.GETFIELD || opcode == Opcodes.GETSTATIC) {
        verticeAtual.inserirUso(o + "." + name);
    }
    super.visitFieldInsn(opcode, owner, name, desc);
}

---

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