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PyDictProxy.java
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160 lines (128 loc) · 3.63 KB
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/* Copyright (c) 2008 Jython Developers */
package org.python.core;
import org.python.expose.ExposedMethod;
import org.python.expose.ExposedType;
import org.python.expose.MethodType;
/**
* Readonly proxy for dictionaries (actually any mapping).
*
*/
@ExposedType(name = "dictproxy", isBaseType = false)
public class PyDictProxy extends PyObject implements Traverseproc {
/** The dict proxied to. */
PyObject dict;
public PyDictProxy(PyObject dict) {
super();
this.dict = dict;
}
@Override
public PyObject __iter__() {
return dict.__iter__();
}
@Override
public PyObject __finditem__(PyObject key) {
return dict.__finditem__(key);
}
@Override
public int __len__() {
return dict.__len__();
}
@ExposedMethod
public PyObject dictproxy___getitem__(PyObject key) {
return dict.__getitem__(key);
}
@ExposedMethod
public boolean dictproxy___contains__(PyObject value) {
return dict.__contains__(value);
}
@ExposedMethod
public boolean dictproxy_has_key(PyObject key) {
return dict.__contains__(key);
}
@ExposedMethod(defaults = "Py.None")
public PyObject dictproxy_get(PyObject key, PyObject default_object) {
return dict.invoke("get", key, default_object);
}
@ExposedMethod
public PyObject dictproxy_keys() {
return dict.invoke("keys");
}
@ExposedMethod
public PyObject dictproxy_values() {
return dict.invoke("values");
}
@ExposedMethod
public PyObject dictproxy_items() {
return dict.invoke("items");
}
@ExposedMethod
public PyObject dictproxy_iterkeys() {
return dict.invoke("iterkeys");
}
@ExposedMethod
public PyObject dictproxy_itervalues() {
return dict.invoke("itervalues");
}
@ExposedMethod
public PyObject dictproxy_iteritems() {
return dict.invoke("iteritems");
}
@ExposedMethod
public PyObject dictproxy_copy() {
return dict.invoke("copy");
}
@Override
public int __cmp__(PyObject other) {
return dictproxy___cmp__(other);
}
@ExposedMethod(type = MethodType.CMP)
public int dictproxy___cmp__(PyObject other) {
return dict._cmp(other);
}
@ExposedMethod(type = MethodType.BINARY)
public PyObject dictproxy___lt__(PyObject other) {
return dict.__lt__(other);
}
@ExposedMethod(type = MethodType.BINARY)
public PyObject dictproxy___le__(PyObject other) {
return dict.__le__(other);
}
@ExposedMethod(type = MethodType.BINARY)
public PyObject dictproxy___eq__(PyObject other) {
return dict.__eq__(other);
}
@ExposedMethod(type = MethodType.BINARY)
public PyObject dictproxy___ne__(PyObject other) {
return dict.__ne__(other);
}
@ExposedMethod(type = MethodType.BINARY)
public PyObject dictproxy___gt__(PyObject other) {
return dict.__gt__(other);
}
@ExposedMethod(type = MethodType.BINARY)
public PyObject dictproxy___ge__(PyObject other) {
return dict.__ge__(other);
}
@Override
@ExposedMethod
public PyString __str__() {
return dict.__str__();
}
@Override
public boolean isMappingType() {
return true;
}
@Override
public boolean isSequenceType() {
return false;
}
/* Traverseproc implementation */
@Override
public int traverse(Visitproc visit, Object arg) {
return dict == null ? 0 : visit.visit(dict, arg);
}
@Override
public boolean refersDirectlyTo(PyObject ob) {
return ob != null && ob == dict;
}
}