Examples with ClassInfo org.codehaus.groovy.reflection.ClassInfo used on opensource projects

Example 11 with ClassInfo

use of org.codehaus.groovy.reflection.ClassInfo in project groovy by apache.

the class MetaClassRegistryImpl method setMetaClass.

public void setMetaClass(Object obj, MetaClass theMetaClass) {
    Class theClass = obj.getClass();
    final ClassInfo info = ClassInfo.getClassInfo(theClass);
    MetaClass oldMC = null;
    info.lock();
    try {
        oldMC = info.getPerInstanceMetaClass(obj);
        info.setPerInstanceMetaClass(obj, theMetaClass);
    } finally {
        info.unlock();
    }
    fireConstantMetaClassUpdate(obj, theClass, oldMC, theMetaClass);
}

Example 12 with ClassInfo

use of org.codehaus.groovy.reflection.ClassInfo in project groovy by apache.

the class DefaultGroovyMethods method hasPerInstanceMetaClass.

private static MetaClass hasPerInstanceMetaClass(Object object) {
    if (object instanceof GroovyObject) {
        MetaClass mc = ((GroovyObject) object).getMetaClass();
        if (mc == GroovySystem.getMetaClassRegistry().getMetaClass(object.getClass()) || mc.getClass() == MetaClassImpl.class)
            return null;
        else
            return mc;
    } else {
        ClassInfo info = ClassInfo.getClassInfo(object.getClass());
        info.lock();
        try {
            return info.getPerInstanceMetaClass(object);
        } finally {
            info.unlock();
        }
    }
}

Example 13 with ClassInfo

use of org.codehaus.groovy.reflection.ClassInfo in project groovy by apache.

the class MetaClassImpl method findMethodInClassHierarchy.

protected static MetaMethod findMethodInClassHierarchy(Class instanceKlazz, String methodName, Class[] arguments, MetaClass metaClass) {
    if (metaClass instanceof MetaClassImpl) {
        boolean check = false;
        for (ClassInfo ci : ((MetaClassImpl) metaClass).theCachedClass.getHierarchy()) {
            final MetaClass aClass = ci.getStrongMetaClass();
            if (aClass instanceof MutableMetaClass && ((MutableMetaClass) aClass).isModified()) {
                check = true;
                break;
            }
        }
        if (!check)
            return null;
    }
    MetaMethod method = null;
    Class superClass;
    if (metaClass.getTheClass().isArray() && !metaClass.getTheClass().getComponentType().isPrimitive() && metaClass.getTheClass().getComponentType() != Object.class) {
        superClass = Object[].class;
    } else {
        superClass = metaClass.getTheClass().getSuperclass();
    }
    if (superClass != null) {
        MetaClass superMetaClass = GroovySystem.getMetaClassRegistry().getMetaClass(superClass);
        method = findMethodInClassHierarchy(instanceKlazz, methodName, arguments, superMetaClass);
    } else {
        if (metaClass.getTheClass().isInterface()) {
            MetaClass superMetaClass = GroovySystem.getMetaClassRegistry().getMetaClass(Object.class);
            method = findMethodInClassHierarchy(instanceKlazz, methodName, arguments, superMetaClass);
        }
    }
    method = findSubClassMethod(instanceKlazz, methodName, arguments, metaClass, method);
    method = getMetaMethod(instanceKlazz, methodName, arguments, metaClass, method);
    method = findOwnMethod(instanceKlazz, methodName, arguments, metaClass, method);
    return method;
}

Example 14 with ClassInfo

use of org.codehaus.groovy.reflection.ClassInfo in project groovy by apache.

the class MethodRankHelper method getPropertySuggestionString.

/**
 * Returns a string detailing possible solutions to a missing field or property
 * if no good solutions can be found a empty string is returned.
 *
 * @param fieldName the missing field
 * @param type the class on which the field is sought
 * @return a string with probable solutions to the exception
 */
public static String getPropertySuggestionString(String fieldName, Class type) {
    ClassInfo ci = ClassInfo.getClassInfo(type);
    List<MetaProperty> fi = ci.getMetaClass().getProperties();
    List<RankableField> rf = new ArrayList<RankableField>(fi.size());
    StringBuilder sb = new StringBuilder();
    sb.append("\nPossible solutions: ");
    for (MetaProperty mp : fi) rf.add(new RankableField(fieldName, mp));
    Collections.sort(rf);
    int i = 0;
    for (RankableField f : rf) {
        if (i > MAX_RECOMENDATIONS)
            break;
        if (f.score > MAX_FIELD_SCORE)
            break;
        if (i > 0)
            sb.append(", ");
        sb.append(f.f.getName());
        i++;
    }
    return i > 0 ? sb.toString() : "";
}