Examples with Type org.apache.tapestry5.internal.plastic.asm.Type used on opensource projects

Example 96 with Type

use of org.apache.tapestry5.internal.plastic.asm.Type in project tapestry-5 by apache.

the class KaptchaField method beginRender.

@SuppressWarnings("rawtypes")
boolean beginRender(MarkupWriter writer) {
    writer.element("input", "type", visible ? "text" : "password", "id", getClientId(), "class", "form-control", "name", getControlName(), "value", visible ? validationTracker.getInput(this) : "");
    resources.renderInformalParameters(writer);
    FieldValidator fieldValidator = fieldValidatorSource.createValidator(this, "required", null);
    fieldValidator.render(writer);
    writer.end();
    return false;
}

Example 97 with Type

use of org.apache.tapestry5.internal.plastic.asm.Type in project tapestry-5 by apache.

the class JSONModule method provideCoercions.

/**
 * <ul>
 * <li>{@link String} to {@link org.apache.tapestry5.json.JSONObject}</li>
 * <li>{@link String} to {@link org.apache.tapestry5.json.JSONArray}</li>
 * </ul>
 * @param configuration the configuration to provide the type coercer to
 */
@Contribute(TypeCoercer.class)
public static void provideCoercions(MappedConfiguration<CoercionTuple.Key, CoercionTuple> configuration) {
    CoercionTuple<String, JSONObject> stringToJsonObject = CoercionTuple.create(String.class, JSONObject.class, new StringToJSONObject());
    configuration.add(stringToJsonObject.getKey(), stringToJsonObject);
    CoercionTuple<String, JSONArray> stringToJsonArray = CoercionTuple.create(String.class, JSONArray.class, new StringToJSONArray());
    configuration.add(stringToJsonArray.getKey(), stringToJsonArray);
}

Example 98 with Type

use of org.apache.tapestry5.internal.plastic.asm.Type in project tapestry-5 by apache.

the class Analyzer method analyze.

/**
 * Analyzes the given method.
 *
 * @param owner the internal name of the class to which 'method' belongs.
 * @param method the method to be analyzed. The maxStack and maxLocals fields must have correct
 *     values.
 * @return the symbolic state of the execution stack frame at each bytecode instruction of the
 *     method. The size of the returned array is equal to the number of instructions (and labels)
 *     of the method. A given frame is {@literal null} if and only if the corresponding
 *     instruction cannot be reached (dead code).
 * @throws AnalyzerException if a problem occurs during the analysis.
 */
@SuppressWarnings("unchecked")
public Frame<V>[] analyze(final String owner, final MethodNode method) throws AnalyzerException {
    if ((method.access & (ACC_ABSTRACT | ACC_NATIVE)) != 0) {
        frames = (Frame<V>[]) new Frame<?>[0];
        return frames;
    }
    insnList = method.instructions;
    insnListSize = insnList.size();
    handlers = (List<TryCatchBlockNode>[]) new List<?>[insnListSize];
    frames = (Frame<V>[]) new Frame<?>[insnListSize];
    subroutines = new Subroutine[insnListSize];
    inInstructionsToProcess = new boolean[insnListSize];
    instructionsToProcess = new int[insnListSize];
    numInstructionsToProcess = 0;
    // fact that execution can flow from this instruction to the exception handler.
    for (int i = 0; i < method.tryCatchBlocks.size(); ++i) {
        TryCatchBlockNode tryCatchBlock = method.tryCatchBlocks.get(i);
        int startIndex = insnList.indexOf(tryCatchBlock.start);
        int endIndex = insnList.indexOf(tryCatchBlock.end);
        for (int j = startIndex; j < endIndex; ++j) {
            List<TryCatchBlockNode> insnHandlers = handlers[j];
            if (insnHandlers == null) {
                insnHandlers = new ArrayList<>();
                handlers[j] = insnHandlers;
            }
            insnHandlers.add(tryCatchBlock);
        }
    }
    // For each instruction, compute the subroutine to which it belongs.
    // Follow the main 'subroutine', and collect the jsr instructions to nested subroutines.
    Subroutine main = new Subroutine(null, method.maxLocals, null);
    List<AbstractInsnNode> jsrInsns = new ArrayList<>();
    findSubroutine(0, main, jsrInsns);
    // Follow the nested subroutines, and collect their own nested subroutines, until all
    // subroutines are found.
    Map<LabelNode, Subroutine> jsrSubroutines = new HashMap<>();
    while (!jsrInsns.isEmpty()) {
        JumpInsnNode jsrInsn = (JumpInsnNode) jsrInsns.remove(0);
        Subroutine subroutine = jsrSubroutines.get(jsrInsn.label);
        if (subroutine == null) {
            subroutine = new Subroutine(jsrInsn.label, method.maxLocals, jsrInsn);
            jsrSubroutines.put(jsrInsn.label, subroutine);
            findSubroutine(insnList.indexOf(jsrInsn.label), subroutine, jsrInsns);
        } else {
            subroutine.callers.add(jsrInsn);
        }
    }
    // intermediate step above to find the real ones).
    for (int i = 0; i < insnListSize; ++i) {
        if (subroutines[i] != null && subroutines[i].start == null) {
            subroutines[i] = null;
        }
    }
    // Initializes the data structures for the control flow analysis.
    Frame<V> currentFrame = computeInitialFrame(owner, method);
    merge(0, currentFrame, null);
    init(owner, method);
    // Control flow analysis.
    while (numInstructionsToProcess > 0) {
        // Get and remove one instruction from the list of instructions to process.
        int insnIndex = instructionsToProcess[--numInstructionsToProcess];
        Frame<V> oldFrame = frames[insnIndex];
        Subroutine subroutine = subroutines[insnIndex];
        inInstructionsToProcess[insnIndex] = false;
        // Simulate the execution of this instruction.
        AbstractInsnNode insnNode = null;
        try {
            insnNode = method.instructions.get(insnIndex);
            int insnOpcode = insnNode.getOpcode();
            int insnType = insnNode.getType();
            if (insnType == AbstractInsnNode.LABEL || insnType == AbstractInsnNode.LINE || insnType == AbstractInsnNode.FRAME) {
                merge(insnIndex + 1, oldFrame, subroutine);
                newControlFlowEdge(insnIndex, insnIndex + 1);
            } else {
                currentFrame.init(oldFrame).execute(insnNode, interpreter);
                subroutine = subroutine == null ? null : new Subroutine(subroutine);
                if (insnNode instanceof JumpInsnNode) {
                    JumpInsnNode jumpInsn = (JumpInsnNode) insnNode;
                    if (insnOpcode != GOTO && insnOpcode != JSR) {
                        currentFrame.initJumpTarget(insnOpcode, /* target = */
                        null);
                        merge(insnIndex + 1, currentFrame, subroutine);
                        newControlFlowEdge(insnIndex, insnIndex + 1);
                    }
                    int jumpInsnIndex = insnList.indexOf(jumpInsn.label);
                    currentFrame.initJumpTarget(insnOpcode, jumpInsn.label);
                    if (insnOpcode == JSR) {
                        merge(jumpInsnIndex, currentFrame, new Subroutine(jumpInsn.label, method.maxLocals, jumpInsn));
                    } else {
                        merge(jumpInsnIndex, currentFrame, subroutine);
                    }
                    newControlFlowEdge(insnIndex, jumpInsnIndex);
                } else if (insnNode instanceof LookupSwitchInsnNode) {
                    LookupSwitchInsnNode lookupSwitchInsn = (LookupSwitchInsnNode) insnNode;
                    int targetInsnIndex = insnList.indexOf(lookupSwitchInsn.dflt);
                    currentFrame.initJumpTarget(insnOpcode, lookupSwitchInsn.dflt);
                    merge(targetInsnIndex, currentFrame, subroutine);
                    newControlFlowEdge(insnIndex, targetInsnIndex);
                    for (int i = 0; i < lookupSwitchInsn.labels.size(); ++i) {
                        LabelNode label = lookupSwitchInsn.labels.get(i);
                        targetInsnIndex = insnList.indexOf(label);
                        currentFrame.initJumpTarget(insnOpcode, label);
                        merge(targetInsnIndex, currentFrame, subroutine);
                        newControlFlowEdge(insnIndex, targetInsnIndex);
                    }
                } else if (insnNode instanceof TableSwitchInsnNode) {
                    TableSwitchInsnNode tableSwitchInsn = (TableSwitchInsnNode) insnNode;
                    int targetInsnIndex = insnList.indexOf(tableSwitchInsn.dflt);
                    currentFrame.initJumpTarget(insnOpcode, tableSwitchInsn.dflt);
                    merge(targetInsnIndex, currentFrame, subroutine);
                    newControlFlowEdge(insnIndex, targetInsnIndex);
                    for (int i = 0; i < tableSwitchInsn.labels.size(); ++i) {
                        LabelNode label = tableSwitchInsn.labels.get(i);
                        currentFrame.initJumpTarget(insnOpcode, label);
                        targetInsnIndex = insnList.indexOf(label);
                        merge(targetInsnIndex, currentFrame, subroutine);
                        newControlFlowEdge(insnIndex, targetInsnIndex);
                    }
                } else if (insnOpcode == RET) {
                    if (subroutine == null) {
                        throw new AnalyzerException(insnNode, "RET instruction outside of a subroutine");
                    }
                    for (int i = 0; i < subroutine.callers.size(); ++i) {
                        JumpInsnNode caller = subroutine.callers.get(i);
                        int jsrInsnIndex = insnList.indexOf(caller);
                        if (frames[jsrInsnIndex] != null) {
                            merge(jsrInsnIndex + 1, frames[jsrInsnIndex], currentFrame, subroutines[jsrInsnIndex], subroutine.localsUsed);
                            newControlFlowEdge(insnIndex, jsrInsnIndex + 1);
                        }
                    }
                } else if (insnOpcode != ATHROW && (insnOpcode < IRETURN || insnOpcode > RETURN)) {
                    if (subroutine != null) {
                        if (insnNode instanceof VarInsnNode) {
                            int var = ((VarInsnNode) insnNode).var;
                            subroutine.localsUsed[var] = true;
                            if (insnOpcode == LLOAD || insnOpcode == DLOAD || insnOpcode == LSTORE || insnOpcode == DSTORE) {
                                subroutine.localsUsed[var + 1] = true;
                            }
                        } else if (insnNode instanceof IincInsnNode) {
                            int var = ((IincInsnNode) insnNode).var;
                            subroutine.localsUsed[var] = true;
                        }
                    }
                    merge(insnIndex + 1, currentFrame, subroutine);
                    newControlFlowEdge(insnIndex, insnIndex + 1);
                }
            }
            List<TryCatchBlockNode> insnHandlers = handlers[insnIndex];
            if (insnHandlers != null) {
                for (TryCatchBlockNode tryCatchBlock : insnHandlers) {
                    Type catchType;
                    if (tryCatchBlock.type == null) {
                        catchType = Type.getObjectType("java/lang/Throwable");
                    } else {
                        catchType = Type.getObjectType(tryCatchBlock.type);
                    }
                    if (newControlFlowExceptionEdge(insnIndex, tryCatchBlock)) {
                        Frame<V> handler = newFrame(oldFrame);
                        handler.clearStack();
                        handler.push(interpreter.newExceptionValue(tryCatchBlock, handler, catchType));
                        merge(insnList.indexOf(tryCatchBlock.handler), handler, subroutine);
                    }
                }
            }
        } catch (AnalyzerException e) {
            throw new AnalyzerException(e.node, "Error at instruction " + insnIndex + ": " + e.getMessage(), e);
        } catch (RuntimeException e) {
            // DontCheck(IllegalCatch): can't be fixed, for backward compatibility.
            throw new AnalyzerException(insnNode, "Error at instruction " + insnIndex + ": " + e.getMessage(), e);
        }
    }
    return frames;
}

Example 99 with Type

use of org.apache.tapestry5.internal.plastic.asm.Type in project tapestry-5 by apache.

the class CheckClassAdapter method visitTypeAnnotation.

@Override
public AnnotationVisitor visitTypeAnnotation(final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) {
    checkState();
    int sort = new TypeReference(typeRef).getSort();
    if (sort != TypeReference.CLASS_TYPE_PARAMETER && sort != TypeReference.CLASS_TYPE_PARAMETER_BOUND && sort != TypeReference.CLASS_EXTENDS) {
        throw new IllegalArgumentException("Invalid type reference sort 0x" + Integer.toHexString(sort));
    }
    checkTypeRef(typeRef);
    CheckMethodAdapter.checkDescriptor(version, descriptor, false);
    return new CheckAnnotationAdapter(super.visitTypeAnnotation(typeRef, typePath, descriptor, visible));
}

Example 100 with Type

use of org.apache.tapestry5.internal.plastic.asm.Type in project tapestry-5 by apache.

the class CheckFieldAdapter method visitTypeAnnotation.

@Override
public AnnotationVisitor visitTypeAnnotation(final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) {
    checkVisitEndNotCalled();
    int sort = new TypeReference(typeRef).getSort();
    if (sort != TypeReference.FIELD) {
        throw new IllegalArgumentException("Invalid type reference sort 0x" + Integer.toHexString(sort));
    }
    CheckClassAdapter.checkTypeRef(typeRef);
    CheckMethodAdapter.checkDescriptor(Opcodes.V1_5, descriptor, false);
    return new CheckAnnotationAdapter(super.visitTypeAnnotation(typeRef, typePath, descriptor, visible));
}