History

My first initial commit with all of mine experimental changes.

Dmitry Kabak (userdima committed 13 years ago

Commit d37b88d1 parent 3f5b46618352 files · +2598093 −-8690Browse files

Showing the changes to java/pkg/com/sun/script/util (6 of 18352 files). Show all

Unified · Split

6 files
  1. java/pkg/com/sun/script/util/BindingsBase.java +82 −0
  2. java/pkg/com/sun/script/util/BindingsEntrySet.java +98 −0
  3. java/pkg/com/sun/script/util/BindingsImpl.java +85 −0
  4. java/pkg/com/sun/script/util/InterfaceImplementor.java +111 −0
  5. java/pkg/com/sun/script/util/ScriptEngineFactoryBase.java +56 −0
  6. java/pkg/com/sun/script/util/mkfile +12 −0
java/pkg/com/sun/script/util/BindingsBase.java+82−0
@@ -0,0 +1,82 @@
1+/*
2+ * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
3+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4+ *
5+ * This code is free software; you can redistribute it and/or modify it
6+ * under the terms of the GNU General Public License version 2 only, as
7+ * published by the Free Software Foundation. Oracle designates this
8+ * particular file as subject to the "Classpath" exception as provided
9+ * by Oracle in the LICENSE file that accompanied this code.
10+ *
11+ * This code is distributed in the hope that it will be useful, but WITHOUT
12+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14+ * version 2 for more details (a copy is included in the LICENSE file that
15+ * accompanied this code).
16+ *
17+ * You should have received a copy of the GNU General Public License version
18+ * 2 along with this work; if not, write to the Free Software Foundation,
19+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20+ *
21+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22+ * or visit www.oracle.com if you need additional information or have any
23+ * questions.
24+ */
25+
26+package com.sun.script.util;
27+
28+import javax.script.Bindings;
29+import java.util.Map;
30+import java.util.AbstractMap;
31+
32+/**
33+ * Abstract super class for Bindings implementations
34+ *
35+ * @author Mike Grogan
36+ * @since 1.6
37+ */
38+public abstract class BindingsBase extends AbstractMap<String, Object>
39+ implements Bindings {
40+
41+ //AbstractMap methods
42+ public Object get(Object name) {
43+ checkKey(name);
44+ return getImpl((String)name);
45+ }
46+
47+ public Object remove(Object key) {
48+ checkKey(key);
49+ return removeImpl((String)key);
50+ }
51+
52+ public Object put(String key, Object value) {
53+ checkKey(key);
54+ return putImpl(key, value);
55+ }
56+
57+ public void putAll(Map<? extends String, ? extends Object> toMerge) {
58+ for (Map.Entry<? extends String, ? extends Object> entry : toMerge.entrySet()) {
59+ String key = entry.getKey();
60+ checkKey(key);
61+ putImpl(entry.getKey(), entry.getValue());
62+ }
63+ }
64+
65+ //BindingsBase methods
66+ public abstract Object putImpl(String name, Object value);
67+ public abstract Object getImpl(String name);
68+ public abstract Object removeImpl(String name);
69+ public abstract String[] getNames();
70+
71+ protected void checkKey(Object key) {
72+ if (key == null) {
73+ throw new NullPointerException("key can not be null");
74+ }
75+ if (!(key instanceof String)) {
76+ throw new ClassCastException("key should be String");
77+ }
78+ if (key.equals("")) {
79+ throw new IllegalArgumentException("key can not be empty");
80+ }
81+ }
82+}
java/pkg/com/sun/script/util/BindingsEntrySet.java+98−0
@@ -0,0 +1,98 @@
1+/*
2+ * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
3+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4+ *
5+ * This code is free software; you can redistribute it and/or modify it
6+ * under the terms of the GNU General Public License version 2 only, as
7+ * published by the Free Software Foundation. Oracle designates this
8+ * particular file as subject to the "Classpath" exception as provided
9+ * by Oracle in the LICENSE file that accompanied this code.
10+ *
11+ * This code is distributed in the hope that it will be useful, but WITHOUT
12+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14+ * version 2 for more details (a copy is included in the LICENSE file that
15+ * accompanied this code).
16+ *
17+ * You should have received a copy of the GNU General Public License version
18+ * 2 along with this work; if not, write to the Free Software Foundation,
19+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20+ *
21+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22+ * or visit www.oracle.com if you need additional information or have any
23+ * questions.
24+ */
25+
26+package com.sun.script.util;
27+import java.util.*;
28+
29+/**
30+ * Entry set implementation for Bindings implementations
31+ *
32+ * @author Mike Grogan
33+ * @since 1.6
34+ */
35+public class BindingsEntrySet extends AbstractSet<Map.Entry<String, Object>> {
36+
37+ private BindingsBase base;
38+ private String[] keys;
39+
40+ public BindingsEntrySet(BindingsBase base) {
41+ this.base = base;
42+ keys = base.getNames();
43+ }
44+
45+ public int size() {
46+ return keys.length;
47+ }
48+
49+ public Iterator<Map.Entry<String, Object>> iterator() {
50+ return new BindingsIterator();
51+ }
52+
53+ public class BindingsEntry implements Map.Entry<String, Object> {
54+ private String key;
55+ public BindingsEntry(String key) {
56+ this.key = key;
57+ }
58+
59+ public Object setValue(Object value) {
60+ throw new UnsupportedOperationException();
61+ }
62+
63+ public String getKey() {
64+ return key;
65+ }
66+
67+ public Object getValue() {
68+ return base.get(key);
69+ }
70+
71+ }
72+
73+ public class BindingsIterator implements Iterator<Map.Entry<String, Object>> {
74+
75+ private int current = 0;
76+ private boolean stale = false;
77+
78+ public boolean hasNext() {
79+ return (current < keys.length);
80+ }
81+
82+ public BindingsEntry next() {
83+ stale = false;
84+ return new BindingsEntry(keys[current++]);
85+ }
86+
87+ public void remove() {
88+ if (stale || current == 0) {
89+ throw new IllegalStateException();
90+ }
91+
92+ stale = true;
93+ base.remove(keys[current - 1]);
94+ }
95+
96+ }
97+
98+}
java/pkg/com/sun/script/util/BindingsImpl.java+85−0
@@ -0,0 +1,85 @@
1+/*
2+ * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
3+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4+ *
5+ * This code is free software; you can redistribute it and/or modify it
6+ * under the terms of the GNU General Public License version 2 only, as
7+ * published by the Free Software Foundation. Oracle designates this
8+ * particular file as subject to the "Classpath" exception as provided
9+ * by Oracle in the LICENSE file that accompanied this code.
10+ *
11+ * This code is distributed in the hope that it will be useful, but WITHOUT
12+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14+ * version 2 for more details (a copy is included in the LICENSE file that
15+ * accompanied this code).
16+ *
17+ * You should have received a copy of the GNU General Public License version
18+ * 2 along with this work; if not, write to the Free Software Foundation,
19+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20+ *
21+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22+ * or visit www.oracle.com if you need additional information or have any
23+ * questions.
24+ */
25+
26+package com.sun.script.util;
27+import java.util.*;
28+import javax.script.Bindings;
29+
30+/*
31+ * Abstract super class for Bindings implementations. Handles
32+ * global and local scopes.
33+ *
34+ * @author Mike Grogan
35+ * @since 1.6
36+ */
37+public abstract class BindingsImpl extends BindingsBase {
38+
39+ //get method delegates to global if key is not defined in
40+ //base class or local scope
41+ protected Bindings global = null;
42+
43+ //get delegates to local scope
44+ protected Bindings local = null;
45+
46+ public void setGlobal(Bindings n) {
47+ global = n;
48+ }
49+
50+ public void setLocal(Bindings n) {
51+ local = n;
52+ }
53+
54+ public Set<Map.Entry<String, Object>> entrySet() {
55+ return new BindingsEntrySet(this);
56+ }
57+
58+ public Object get(Object key) {
59+ checkKey(key);
60+
61+ Object ret = null;
62+ if ((local != null) && (null != (ret = local.get(key)))) {
63+ return ret;
64+ }
65+
66+ ret = getImpl((String)key);
67+
68+ if (ret != null) {
69+ return ret;
70+ } else if (global != null) {
71+ return global.get(key);
72+ } else {
73+ return null;
74+ }
75+ }
76+
77+ public Object remove(Object key) {
78+ checkKey(key);
79+ Object ret = get(key);
80+ if (ret != null) {
81+ removeImpl((String)key);
82+ }
83+ return ret;
84+ }
85+}
java/pkg/com/sun/script/util/InterfaceImplementor.java+111−0
@@ -0,0 +1,111 @@
1+/*
2+ * Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved.
3+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4+ *
5+ * This code is free software; you can redistribute it and/or modify it
6+ * under the terms of the GNU General Public License version 2 only, as
7+ * published by the Free Software Foundation. Oracle designates this
8+ * particular file as subject to the "Classpath" exception as provided
9+ * by Oracle in the LICENSE file that accompanied this code.
10+ *
11+ * This code is distributed in the hope that it will be useful, but WITHOUT
12+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14+ * version 2 for more details (a copy is included in the LICENSE file that
15+ * accompanied this code).
16+ *
17+ * You should have received a copy of the GNU General Public License version
18+ * 2 along with this work; if not, write to the Free Software Foundation,
19+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20+ *
21+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22+ * or visit www.oracle.com if you need additional information or have any
23+ * questions.
24+ */
25+
26+package com.sun.script.util;
27+
28+import javax.script.*;
29+import java.lang.reflect.*;
30+import java.security.*;
31+
32+/*
33+ * java.lang.reflect.Proxy based interface implementor. This is meant
34+ * to be used to implement Invocable.getInterface.
35+ *
36+ * @author Mike Grogan
37+ * @since 1.6
38+ */
39+public class InterfaceImplementor {
40+
41+ private Invocable engine;
42+
43+ /** Creates a new instance of Invocable */
44+ public InterfaceImplementor(Invocable engine) {
45+ this.engine = engine;
46+ }
47+
48+ private final class InterfaceImplementorInvocationHandler
49+ implements InvocationHandler {
50+ private Object thiz;
51+ private AccessControlContext accCtxt;
52+
53+ public InterfaceImplementorInvocationHandler(Object thiz,
54+ AccessControlContext accCtxt) {
55+ this.thiz = thiz;
56+ this.accCtxt = accCtxt;
57+ }
58+
59+ public Object invoke(Object proxy , Method method, Object[] args)
60+ throws java.lang.Throwable {
61+ // give chance to convert input args
62+ args = convertArguments(method, args);
63+ Object result;
64+ final Method m = method;
65+ final Object[] a = args;
66+ result = AccessController.doPrivileged(new PrivilegedExceptionAction<Object>() {
67+ public Object run() throws Exception {
68+ if (thiz == null) {
69+ return engine.invokeFunction(m.getName(), a);
70+ } else {
71+ return engine.invokeMethod(thiz, m.getName(), a);
72+ }
73+ }
74+ }, accCtxt);
75+ // give chance to convert the method result
76+ return convertResult(method, result);
77+ }
78+ }
79+
80+ public <T> T getInterface(Object thiz, Class<T> iface)
81+ throws ScriptException {
82+ if (iface == null || !iface.isInterface()) {
83+ throw new IllegalArgumentException("interface Class expected");
84+ }
85+ if (! isImplemented(thiz, iface)) {
86+ return null;
87+ }
88+ AccessControlContext accCtxt = AccessController.getContext();
89+ return iface.cast(Proxy.newProxyInstance(iface.getClassLoader(),
90+ new Class[]{iface},
91+ new InterfaceImplementorInvocationHandler(thiz, accCtxt)));
92+ }
93+
94+ protected boolean isImplemented(Object thiz, Class<?> iface) {
95+ return true;
96+ }
97+
98+ // called to convert method result after invoke
99+ protected Object convertResult(Method method, Object res)
100+ throws ScriptException {
101+ // default is identity conversion
102+ return res;
103+ }
104+
105+ // called to convert method arguments before invoke
106+ protected Object[] convertArguments(Method method, Object[] args)
107+ throws ScriptException {
108+ // default is identity conversion
109+ return args;
110+ }
111+}
java/pkg/com/sun/script/util/ScriptEngineFactoryBase.java+56−0
@@ -0,0 +1,56 @@
1+/*
2+ * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
3+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4+ *
5+ * This code is free software; you can redistribute it and/or modify it
6+ * under the terms of the GNU General Public License version 2 only, as
7+ * published by the Free Software Foundation. Oracle designates this
8+ * particular file as subject to the "Classpath" exception as provided
9+ * by Oracle in the LICENSE file that accompanied this code.
10+ *
11+ * This code is distributed in the hope that it will be useful, but WITHOUT
12+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14+ * version 2 for more details (a copy is included in the LICENSE file that
15+ * accompanied this code).
16+ *
17+ * You should have received a copy of the GNU General Public License version
18+ * 2 along with this work; if not, write to the Free Software Foundation,
19+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20+ *
21+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22+ * or visit www.oracle.com if you need additional information or have any
23+ * questions.
24+ */
25+
26+package com.sun.script.util;
27+import javax.script.*;
28+
29+/*
30+ * Abstract super class for factory implementations.
31+ *
32+ * @author Mike Grogan
33+ * @since 1.6
34+ */
35+public abstract class ScriptEngineFactoryBase implements ScriptEngineFactory {
36+
37+ public String getName() {
38+ return (String)getParameter(ScriptEngine.NAME);
39+ }
40+
41+ public String getEngineName() {
42+ return (String)getParameter(ScriptEngine.ENGINE);
43+ }
44+
45+ public String getEngineVersion() {
46+ return (String)getParameter(ScriptEngine.ENGINE_VERSION);
47+ }
48+
49+ public String getLanguageName() {
50+ return (String)getParameter(ScriptEngine.LANGUAGE);
51+ }
52+
53+ public String getLanguageVersion() {
54+ return (String)getParameter(ScriptEngine.LANGUAGE_VERSION);
55+ }
56+}
java/pkg/com/sun/script/util/mkfile+12−0
@@ -0,0 +1,12 @@
1+<../../../../../../mkconfig
2+
3+TARG=\
4+ BindingsBase.dis\
5+ BindingsEntrySet.dis\
6+ BindingsImpl.dis\
7+ InterfaceImplementor.dis\
8+ ScriptEngineFactoryBase.dis\
9+
10+DISBIN=$ROOT/java/dis/java/java/com/sun/script/util
11+
12+<$ROOT/mkfiles/mkjava

Keyboard shortcuts

General

Show keyboard shortcuts
?
Focus the current search
/

Issues and pull requests

Open filters
f

Issues, pull requests and Inbox

Select next item
j↓
Select previous item
k↑
Open selected item
Enter
Dismiss filters or clear selection
Esc

Repository code

Go to file
t