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Jython is an implementation of the high-level, dynamic, object-oriented
language Python written in 100% Pure Java, and seamlessly integrated with
the Java platform. It thus allows you to run Python on any Java platform.
package org.python.core;
/*
* See these for details on the dictionary views
* http://docs.python.org/dev/whatsnew/2.7.html#pep-3106-dictionary-views
* http://hg.python.org/cpython/rev/d9805a96351c
*/
import java.util.Iterator;
public abstract class BaseDictionaryView extends PyObject implements Traverseproc {
protected final AbstractDict dvDict;
public BaseDictionaryView(AbstractDict dvDict) {
this.dvDict = dvDict;
}
final boolean allContainedIn(PyObject self, PyObject other) {
for (PyObject ob_value: self.asIterable()) {
if (!other.__contains__(ob_value)) {
return false;
}
}
return true;
}
static final boolean isSetDictViewInstance(PyObject otherObj) {
if (otherObj instanceof BaseSet || otherObj instanceof BaseDictionaryView) {
return true;
}
return false;
}
public int __len__() {
return dict_view___len__();
}
final int dict_view___len__() {
return dvDict.getMap().size();
}
public PyObject __eq__(PyObject otherObj) {
return dict_view___eq__(otherObj);
}
final PyObject dict_view___eq__(PyObject otherObj) {
if (!isSetDictViewInstance(otherObj)) {
return Py.False;
}
if (this.__len__() != otherObj.__len__()) {
return Py.False;
}
if (!allContainedIn(this, otherObj)) {
return Py.False;
}
return Py.True;
}
public PyObject __ne__(PyObject otherObj) {
return dict_view___ne__(otherObj);
}
final PyObject dict_view___ne__(PyObject otherObj) {
if (dict_view___eq__(otherObj) == Py.True) {
return Py.False;
}
return Py.True;
}
public PyObject __lt__(PyObject otherObj) {
return dict_view___lt__(otherObj);
}
final PyObject dict_view___lt__(PyObject otherObj) {
if (!isSetDictViewInstance(otherObj)) {
return Py.False;
}
if (this.__len__() < otherObj.__len__()) {
if (allContainedIn(this, otherObj)) {
return Py.False;
}
}
return Py.True;
}
public PyObject __le__(PyObject otherObj) {
return dict_view___le__(otherObj);
}
final PyObject dict_view___le__(PyObject otherObj) {
if (!isSetDictViewInstance(otherObj)) {
return Py.False;
}
if (this.__len__() <= otherObj.__len__()) {
if (allContainedIn(this, otherObj)) {
return Py.False;
}
}
return Py.True;
}
public PyObject __gt__(PyObject otherObj) {
return dict_view___gt__(otherObj);
}
final PyObject dict_view___gt__(PyObject otherObj) {
if (!isSetDictViewInstance(otherObj)) {
return Py.False;
}
if (this.__len__() > otherObj.__len__()) {
if (allContainedIn(otherObj, this)) {
return Py.False;
}
}
return Py.True;
}
public PyObject __ge__(PyObject otherObj) {
return dict_view___ge__(otherObj);
}
final PyObject dict_view___ge__(PyObject otherObj) {
if (!isSetDictViewInstance(otherObj)) {
return Py.False;
}
if (this.__len__() >= otherObj.__len__()) {
if (allContainedIn(otherObj, this)) {
return Py.False;
}
}
return Py.True;
}
public String toString() {
return dict_view_toString();
}
final String dict_view_toString() {
String name = getType().fastGetName();
ThreadState ts = Py.getThreadState();
if (!ts.enterRepr(this)) {
return name + "([])";
}
StringBuilder buf = new StringBuilder(name).append("([");
for (Iterator i = this.asIterable().iterator(); i.hasNext();) {
buf.append((i.next()).__repr__().toString());
if (i.hasNext()) {
buf.append(", ");
}
}
buf.append("])");
ts.exitRepr(this);
return buf.toString();
}
/* Traverseproc implementation */
@Override
public int traverse(Visitproc visit, Object arg) {
return dvDict != null ? visit.visit(dvDict, arg) : 0;
}
@Override
public boolean refersDirectlyTo(PyObject ob) {
return ob != null && dvDict == ob;
}
}