Examples with ErrorMsg org.apache.xalan.xsltc.compiler.util.ErrorMsg used on opensource projects

Example 1 with ErrorMsg

use of org.apache.xalan.xsltc.compiler.util.ErrorMsg in project servicemix-bundles by apache.

the class TemplatesImpl method defineTransletClasses.

/**
 * Defines the translet class and auxiliary classes.
 * Returns a reference to the Class object that defines the main class
 */
private void defineTransletClasses() throws TransformerConfigurationException {
    if (_bytecodes == null) {
        ErrorMsg err = new ErrorMsg(ErrorMsg.NO_TRANSLET_CLASS_ERR);
        throw new TransformerConfigurationException(err.toString());
    }
    TransletClassLoader loader = (TransletClassLoader) AccessController.doPrivileged(new PrivilegedAction() {

        public Object run() {
            return new TransletClassLoader(ObjectFactory.findClassLoader());
        }
    });
    try {
        final int classCount = _bytecodes.length;
        _class = new Class[classCount];
        if (classCount > 1) {
            _auxClasses = new Hashtable();
        }
        for (int i = 0; i < classCount; i++) {
            _class[i] = loader.defineClass(_bytecodes[i]);
            final Class superClass = _class[i].getSuperclass();
            // Check if this is the main class
            if (superClass.getName().equals(ABSTRACT_TRANSLET)) {
                _transletIndex = i;
            } else {
                _auxClasses.put(_class[i].getName(), _class[i]);
            }
        }
        if (_transletIndex < 0) {
            ErrorMsg err = new ErrorMsg(ErrorMsg.NO_MAIN_TRANSLET_ERR, _name);
            throw new TransformerConfigurationException(err.toString());
        }
    } catch (ClassFormatError e) {
        ErrorMsg err = new ErrorMsg(ErrorMsg.TRANSLET_CLASS_ERR, _name);
        throw new TransformerConfigurationException(err.toString());
    } catch (LinkageError e) {
        ErrorMsg err = new ErrorMsg(ErrorMsg.TRANSLET_OBJECT_ERR, _name);
        throw new TransformerConfigurationException(err.toString());
    }
}

Example 2 with ErrorMsg

use of org.apache.xalan.xsltc.compiler.util.ErrorMsg in project servicemix-bundles by apache.

the class FunctionCall method getSignature.

/**
 * Compute the JVM signature for the class.
 */
static final String getSignature(Class clazz) {
    if (clazz.isArray()) {
        final StringBuffer sb = new StringBuffer();
        Class cl = clazz;
        while (cl.isArray()) {
            sb.append("[");
            cl = cl.getComponentType();
        }
        sb.append(getSignature(cl));
        return sb.toString();
    } else if (clazz.isPrimitive()) {
        if (clazz == Integer.TYPE) {
            return "I";
        } else if (clazz == Byte.TYPE) {
            return "B";
        } else if (clazz == Long.TYPE) {
            return "J";
        } else if (clazz == Float.TYPE) {
            return "F";
        } else if (clazz == Double.TYPE) {
            return "D";
        } else if (clazz == Short.TYPE) {
            return "S";
        } else if (clazz == Character.TYPE) {
            return "C";
        } else if (clazz == Boolean.TYPE) {
            return "Z";
        } else if (clazz == Void.TYPE) {
            return "V";
        } else {
            final String name = clazz.toString();
            ErrorMsg err = new ErrorMsg(ErrorMsg.UNKNOWN_SIG_TYPE_ERR, name);
            throw new Error(err.toString());
        }
    } else {
        return "L" + clazz.getName().replace('.', '/') + ';';
    }
}

Example 3 with ErrorMsg

use of org.apache.xalan.xsltc.compiler.util.ErrorMsg in project servicemix-bundles by apache.

the class FunctionCall method findMethods.

/**
 * Returns a vector with all methods named <code>_fname</code>
 * after stripping its namespace or <code>null</code>
 * if no such methods exist.
 */
private Vector findMethods() {
    Vector result = null;
    final String namespace = _fname.getNamespace();
    if (_className != null && _className.length() > 0) {
        final int nArgs = _arguments.size();
        try {
            if (_clazz == null) {
                _clazz = ObjectFactory.findProviderClass(_className, ObjectFactory.findClassLoader(), true);
                if (_clazz == null) {
                    final ErrorMsg msg = new ErrorMsg(ErrorMsg.CLASS_NOT_FOUND_ERR, _className);
                    getParser().reportError(Constants.ERROR, msg);
                }
            }
            final String methodName = _fname.getLocalPart();
            final Method[] methods = _clazz.getMethods();
            for (int i = 0; i < methods.length; i++) {
                final int mods = methods[i].getModifiers();
                // Is it public and same number of args ?
                if (Modifier.isPublic(mods) && methods[i].getName().equals(methodName) && methods[i].getParameterTypes().length == nArgs) {
                    if (result == null) {
                        result = new Vector();
                    }
                    result.addElement(methods[i]);
                }
            }
        } catch (ClassNotFoundException e) {
            final ErrorMsg msg = new ErrorMsg(ErrorMsg.CLASS_NOT_FOUND_ERR, _className);
            getParser().reportError(Constants.ERROR, msg);
        }
    }
    return result;
}

Example 4 with ErrorMsg

use of org.apache.xalan.xsltc.compiler.util.ErrorMsg in project servicemix-bundles by apache.

the class FunctionCall method findConstructors.

/**
 * Returns a vector with all constructors named <code>_fname</code>
 * after stripping its namespace or <code>null</code>
 * if no such methods exist.
 */
private Vector findConstructors() {
    Vector result = null;
    final String namespace = _fname.getNamespace();
    final int nArgs = _arguments.size();
    try {
        if (_clazz == null) {
            _clazz = ObjectFactory.findProviderClass(_className, ObjectFactory.findClassLoader(), true);
            if (_clazz == null) {
                final ErrorMsg msg = new ErrorMsg(ErrorMsg.CLASS_NOT_FOUND_ERR, _className);
                getParser().reportError(Constants.ERROR, msg);
            }
        }
        final Constructor[] constructors = _clazz.getConstructors();
        for (int i = 0; i < constructors.length; i++) {
            final int mods = constructors[i].getModifiers();
            // Is it public, static and same number of args ?
            if (Modifier.isPublic(mods) && constructors[i].getParameterTypes().length == nArgs) {
                if (result == null) {
                    result = new Vector();
                }
                result.addElement(constructors[i]);
            }
        }
    } catch (ClassNotFoundException e) {
        final ErrorMsg msg = new ErrorMsg(ErrorMsg.CLASS_NOT_FOUND_ERR, _className);
        getParser().reportError(Constants.ERROR, msg);
    }
    return result;
}

Example 5 with ErrorMsg

use of org.apache.xalan.xsltc.compiler.util.ErrorMsg in project servicemix-bundles by apache.

the class FunctionCall method typeCheck.

/**
 * Type check a function call. Since different type conversions apply,
 * type checking is different for standard and external (Java) functions.
 */
public Type typeCheck(SymbolTable stable) throws TypeCheckError {
    if (_type != null)
        return _type;
    final String namespace = _fname.getNamespace();
    String local = _fname.getLocalPart();
    if (isExtension()) {
        _fname = new QName(null, null, local);
        return typeCheckStandard(stable);
    } else if (isStandard()) {
        return typeCheckStandard(stable);
    } else // Handle extension functions (they all have a namespace)
    {
        try {
            _className = getClassNameFromUri(namespace);
            final int pos = local.lastIndexOf('.');
            if (pos > 0) {
                _isStatic = true;
                if (_className != null && _className.length() > 0) {
                    _namespace_format = NAMESPACE_FORMAT_PACKAGE;
                    _className = _className + "." + local.substring(0, pos);
                } else {
                    _namespace_format = NAMESPACE_FORMAT_JAVA;
                    _className = local.substring(0, pos);
                }
                _fname = new QName(namespace, null, local.substring(pos + 1));
            } else {
                if (_className != null && _className.length() > 0) {
                    try {
                        _clazz = ObjectFactory.findProviderClass(_className, ObjectFactory.findClassLoader(), true);
                        _namespace_format = NAMESPACE_FORMAT_CLASS;
                    } catch (ClassNotFoundException e) {
                        _namespace_format = NAMESPACE_FORMAT_PACKAGE;
                    }
                } else
                    _namespace_format = NAMESPACE_FORMAT_JAVA;
                if (local.indexOf('-') > 0) {
                    local = replaceDash(local);
                }
                String extFunction = (String) _extensionFunctionTable.get(namespace + ":" + local);
                if (extFunction != null) {
                    _fname = new QName(null, null, extFunction);
                    return typeCheckStandard(stable);
                } else
                    _fname = new QName(namespace, null, local);
            }
            return typeCheckExternal(stable);
        } catch (TypeCheckError e) {
            ErrorMsg errorMsg = e.getErrorMsg();
            if (errorMsg == null) {
                final String name = _fname.getLocalPart();
                errorMsg = new ErrorMsg(ErrorMsg.METHOD_NOT_FOUND_ERR, name);
            }
            getParser().reportError(ERROR, errorMsg);
            return _type = Type.Void;
        }
    }
}