diff options
Diffstat (limited to 'plugins/com.windriver.tcf.api/src/com/windriver/tcf/api/internal/services/remote/RegistersProxy.java')
-rw-r--r-- | plugins/com.windriver.tcf.api/src/com/windriver/tcf/api/internal/services/remote/RegistersProxy.java | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/plugins/com.windriver.tcf.api/src/com/windriver/tcf/api/internal/services/remote/RegistersProxy.java b/plugins/com.windriver.tcf.api/src/com/windriver/tcf/api/internal/services/remote/RegistersProxy.java new file mode 100644 index 000000000..e313078ec --- /dev/null +++ b/plugins/com.windriver.tcf.api/src/com/windriver/tcf/api/internal/services/remote/RegistersProxy.java @@ -0,0 +1,278 @@ +/******************************************************************************* + * Copyright (c) 2007 Wind River Systems, Inc. and others. + * All rights reserved. This program and the accompanying materials + * are made available under the terms of the Eclipse Public License v1.0 + * which accompanies this distribution, and is available at + * http://www.eclipse.org/legal/epl-v10.html + * + * Contributors: + * Wind River Systems - initial API and implementation + *******************************************************************************/ +package com.windriver.tcf.api.internal.services.remote; + +import java.io.IOException; +import java.util.Collection; +import java.util.HashMap; +import java.util.Map; + +import com.windriver.tcf.api.core.Command; +import com.windriver.tcf.api.protocol.IChannel; +import com.windriver.tcf.api.protocol.IToken; +import com.windriver.tcf.api.protocol.JSON; +import com.windriver.tcf.api.services.IRegisters; + +public class RegistersProxy implements IRegisters { + + private final IChannel channel; + private final Map<RegistersListener,IChannel.IEventListener> listeners = + new HashMap<RegistersListener,IChannel.IEventListener>(); + + private class Context implements RegistersContext { + + private final Map<String,Object> props; + + Context(Map<String,Object> props) { + this.props = props; + } + + public String[] getAvailableFormats() { + return toStringArray(props.get(PROP_FORMATS)); + } + + public int[] getBitNumbers() { + return toIntArray(props.get(PROP_BITS)); + } + + public String getDescription() { + return (String)props.get(PROP_DESCRIPTION); + } + + public int getFirstBitNumber() { + Number n = (Number)props.get(PROP_FIST_BIT); + if (n == null) return 0; + return n.intValue(); + } + + public String getID() { + return (String)props.get(PROP_ID); + } + + public String getName() { + return (String)props.get(PROP_NAME); + } + + public NamedValue[] getNamedValues() { + return toValuesArray(props.get(PROP_VALUES)); + } + + public String getParentID() { + return (String)props.get(PROP_PARENT_ID); + } + + public Map<String, Object> getProperties() { + return props; + } + + public boolean hasSideEffects() { + Boolean n = (Boolean)props.get(PROP_SIDE_EFFECTS); + if (n == null) return false; + return n.booleanValue(); + } + + public boolean isBigEndian() { + Boolean n = (Boolean)props.get(PROP_BIG_ENDIAN); + if (n == null) return false; + return n.booleanValue(); + } + + public boolean isFloat() { + Boolean n = (Boolean)props.get(PROP_FLOAT); + if (n == null) return false; + return n.booleanValue(); + } + + public boolean isLeftToRight() { + Boolean n = (Boolean)props.get(PROP_LEFT_TO_RIGHT); + if (n == null) return false; + return n.booleanValue(); + } + + public boolean isReadOnce() { + Boolean n = (Boolean)props.get(PROP_READ_ONCE); + if (n == null) return false; + return n.booleanValue(); + } + + public boolean isReadable() { + Boolean n = (Boolean)props.get(PROP_READBLE); + if (n == null) return false; + return n.booleanValue(); + } + + public boolean isVolatile() { + Boolean n = (Boolean)props.get(PROP_VOLATILE); + if (n == null) return false; + return n.booleanValue(); + } + + public boolean isWriteOnce() { + Boolean n = (Boolean)props.get(PROP_WRITE_ONCE); + if (n == null) return false; + return n.booleanValue(); + } + + public boolean isWriteable() { + Boolean n = (Boolean)props.get(PROP_WRITEABLE); + if (n == null) return false; + return n.booleanValue(); + } + + public IToken get(String format, final DoneGet done) { + return new Command(channel, RegistersProxy.this, "get", + new Object[]{ getID(), format }) { + @Override + public void done(Exception error, Object[] args) { + String val = null; + if (error == null) { + assert args.length == 3; + error = toError(args[0], args[1]); + val = (String)args[2]; + } + done.doneGet(token, error, val); + } + }.token; + } + + public IToken set(String format, String value, final DoneSet done) { + return new Command(channel, RegistersProxy.this, "set", + new Object[]{ getID(), format, value }) { + @Override + public void done(Exception error, Object[] args) { + if (error == null) { + assert args.length == 2; + error = toError(args[0], args[1]); + } + done.doneSet(token, error); + } + }.token; + } + + public String toString() { + return "[Registers Context " + props.toString() + "]"; + } + } + + public RegistersProxy(IChannel channel) { + this.channel = channel; + } + + public String getName() { + return NAME; + } + + public IToken getChildren(String parent_context_id, final DoneGetChildren done) { + return new Command(channel, this, "getChildren", new Object[]{ parent_context_id }) { + @Override + public void done(Exception error, Object[] args) { + String[] arr = null; + if (error == null) { + assert args.length == 3; + error = toError(args[0], args[1]); + arr = toStringArray(args[2]); + } + done.doneGetChildren(token, error, arr); + } + }.token; + } + + public IToken getContext(String id, final DoneGetContext done) { + return new Command(channel, this, "getContext", new Object[]{ id }) { + @SuppressWarnings("unchecked") + @Override + public void done(Exception error, Object[] args) { + Context ctx = null; + if (error == null) { + assert args.length == 3; + error = toError(args[0], args[1]); + if (args[2] != null) { + ctx = new Context((Map<String,Object>)args[2]); + } + } + done.doneGetContext(token, error, ctx); + } + }.token; + } + + public void addListener(final RegistersListener listener) { + IChannel.IEventListener l = new IChannel.IEventListener() { + + public void event(String name, byte[] data) { + try { + Object[] args = JSON.parseSequence(data); + if (name.equals("contextChanged")) { + listener.contextChanged(); + } + else if (name.equals("registerChanged")) { + assert args.length == 1; + listener.registerChanged((String)args[0]); + } + else { + throw new IOException("Registers service: unknown event: " + name); + } + } + catch (Throwable x) { + channel.terminate(x); + } + } + }; + channel.addEventListener(this, l); + listeners.put(listener, l); + } + + public void removeListener(RegistersListener listener) { + IChannel.IEventListener l = listeners.remove(listener); + if (l != null) channel.removeEventListener(this, l); + } + + @SuppressWarnings("unchecked") + private String[] toStringArray(Object o) { + Collection<String> c = (Collection<String>)o; + if (c == null) return new String[0]; + return (String[])c.toArray(new String[c.size()]); + } + + @SuppressWarnings("unchecked") + private int[] toIntArray(Object o) { + Collection<Number> c = (Collection<Number>)o; + if (c == null) return null; + int i = 0; + int[] arr = new int[c.size()]; + for (Number n : c) arr[i++] = n.intValue(); + return arr; + } + + @SuppressWarnings("unchecked") + private NamedValue[] toValuesArray(Object o) { + Collection<Map<String,Object>> c = (Collection<Map<String,Object>>)o; + if (c == null) return null; + int i = 0; + NamedValue[] arr = new NamedValue[c.size()]; + for (final Map<String,Object> m : c) { + arr[i++] = new NamedValue() { + + public String getDescription() { + return (String)m.get("Description"); + } + + public String getName() { + return (String)m.get("Name"); + } + + public Number getValue() { + return (Number)m.get("Value"); + } + }; + } + return arr; + } +} |