diff options
Diffstat (limited to 'sca-java-2.x/tags/2.0-Beta2-RC1/samples/running-tuscany/shell/src/main/java/sample/Shell.java')
| -rw-r--r-- | sca-java-2.x/tags/2.0-Beta2-RC1/samples/running-tuscany/shell/src/main/java/sample/Shell.java | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta2-RC1/samples/running-tuscany/shell/src/main/java/sample/Shell.java b/sca-java-2.x/tags/2.0-Beta2-RC1/samples/running-tuscany/shell/src/main/java/sample/Shell.java deleted file mode 100644 index d0d8fb5dfe..0000000000 --- a/sca-java-2.x/tags/2.0-Beta2-RC1/samples/running-tuscany/shell/src/main/java/sample/Shell.java +++ /dev/null @@ -1,203 +0,0 @@ -/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you under the Apache License, Version 2.0 (the
- * "License"); you may not use this file except in compliance
- * with the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing,
- * software distributed under the License is distributed on an
- * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
- * KIND, either express or implied. See the License for the
- * specific language governing permissions and limitations
- * under the License.
- */
-
-package sample;
-
-import static java.lang.System.in;
-import static java.lang.System.out;
-import static java.util.Collections.emptyList;
-import static java.util.Collections.singletonList;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.PrintWriter;
-import java.io.StringWriter;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.concurrent.Callable;
-
-import org.apache.tuscany.sca.node.Contribution;
-import org.apache.tuscany.sca.node.Node;
-import org.apache.tuscany.sca.node.NodeFactory;
-
-/**
- * A little SCA command shell.
- */
-public class Shell {
- final NodeFactory nf;
-
- public static class Nodeconf {
- final String name;
- final String cloc;
- final String dcuri;
- final Node node;
-
- Nodeconf(final String name, final String cloc, final String dcuri, final Node node) {
- this.name = name;
- this.cloc = cloc;
- this.dcuri = dcuri;
- this.node = node;
- }
-
- public String toString() {
- return name + " " + cloc + (dcuri != null? " " + dcuri : "");
- }
- }
-
- final Map<String, Nodeconf> nodes = new HashMap<String, Nodeconf>();
- final List<String> history = new ArrayList<String>();
-
- public Shell(NodeFactory nf) {
- this.nf = nf;
- }
-
- List<?> start(final String name, final String cloc, final String dcuri) {
- if(nodes.containsKey(name))
- return emptyList();
- final Node node = dcuri != null? nf.createNode(dcuri, new Contribution(cloc, cloc)) : nf.createNode(new Contribution(cloc, cloc));
- nodes.put(name, new Nodeconf(name, cloc, dcuri, node));
- node.start();
- return emptyList();
- }
-
- List<?> stop(final String name) {
- final Nodeconf ninfo = nodes.get(name);
- if(ninfo == null)
- return emptyList();
- ninfo.node.stop();
- nodes.remove(name);
- return emptyList();
- }
-
- List<?> stop() {
- for(Nodeconf ninfo: nodes.values())
- ninfo.node.stop();
- nodes.clear();
- return emptyList();
- }
-
- List<?> restart(final String name, final String cloc, final String dcuri) {
- final Nodeconf ninfo = nodes.get(name);
- if(ninfo == null)
- return start(name, cloc, dcuri);
- ninfo.node.stop();
- nodes.remove(name);
- if (cloc == null)
- return start(ninfo.name, ninfo.cloc, ninfo.dcuri);
- return start(name, cloc, dcuri);
- }
-
- List<?> status() {
- return new ArrayList<Object>(nodes.values());
- }
-
- List<?> history() {
- return history;
- }
-
- List<?> bye() {
- return null;
- }
-
- List<String> read(final BufferedReader r) throws IOException {
- final String l = r.readLine();
- history.add(l);
- return l != null ? Arrays.asList(l.split(" ")) : singletonList("bye");
- }
-
- Callable<List<?>> eval(final List<String> toks) {
- final String op = toks.get(0);
- if(op.equals("start"))
- return new Callable<List<?>>() {
- public List<?> call() {
- return start(toks.get(1), toks.get(2), toks.size() >= 4? toks.get(3) : null);
- }
- };
- if(op.equals("stop"))
- return new Callable<List<?>>() {
- public List<?> call() {
- if(toks.size() == 1)
- return stop();
- return stop(toks.get(1));
- }
- };
- if(op.equals("restart"))
- return new Callable<List<?>>() {
- public List<?> call() {
- return restart(toks.get(1), toks.size() >= 3? toks.get(2) : null, toks.size() >= 4? toks.get(3) : null);
- }
- };
- if(op.equals("status"))
- return new Callable<List<?>>() {
- public List<?> call() {
- return status();
- }
- };
- if(op.equals("history"))
- return new Callable<List<?>>() {
- public List<?> call() {
- return history();
- }
- };
- if(op.equals("bye"))
- return new Callable<List<?>>() {
- public List<?> call() {
- return bye();
- }
- };
- return new Callable<List<?>>() {
- public List<?> call() {
- return emptyList();
- }
- };
- }
-
- List<?> apply(final Callable<List<?>> func) {
- try {
- return func.call();
- } catch(Exception e) {
- StringWriter sw = new StringWriter();
- e.printStackTrace(new PrintWriter(sw));
- return singletonList(sw);
- }
- }
-
- boolean print(final List<?> l, PrintWriter w) {
- if(l == null)
- return false;
- for(Object o: l)
- w.println(o);
- return true;
- }
-
- public Map<String, Nodeconf> run(final BufferedReader r, final PrintWriter w) throws IOException {
- while(print(apply(eval(read(r))), w))
- ;
- r.close();
- return nodes;
- }
-
- public static void main(final String[] args) throws Exception {
- new Shell(NodeFactory.newInstance()).run(new BufferedReader(new InputStreamReader(in)), new PrintWriter(out, true));
- }
-}
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