Initial import from SVN

1 files changed, 165 insertions, 0 deletions

diff --git a/projects/net.wotonomy.persistence/src/main/java/net/wotonomy/control/EOKeyValueUnarchiver.java b/projects/net.wotonomy.persistence/src/main/java/net/wotonomy/control/EOKeyValueUnarchiver.java
new file mode 100644
index 0000000..caed8a4
--- /dev/null
+++ b/projects/net.wotonomy.persistence/src/main/java/net/wotonomy/control/EOKeyValueUnarchiver.java
@@ -0,0 +1,165 @@
+/*
+Wotonomy: OpenStep design patterns for pure Java applications.
+Copyright (C) 2001 Michael Powers
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, see http://www.gnu.org
+*/
+package net.wotonomy.control;
+
+import java.lang.reflect.Method;
+
+import net.wotonomy.foundation.NSDictionary;
+import net.wotonomy.foundation.NSKeyValueCoding;
+
+/** Creates objects from dictionaries that were created with
+ * EOKeyValueArchiver.
+* @author michael@mpowers.net
+* @author $Author: cgruber $
+* @version $Revision: 894 $
+*/
+public class EOKeyValueUnarchiver {
+
+	NSDictionary dict;
+	Object _delegate;
+	protected static final Class[] METHOD_ARGS = new Class[]{ EOKeyValueUnarchiver.class };
+
+	public EOKeyValueUnarchiver(NSDictionary archive) {
+		super();
+		dict = archive;
+	}
+
+	public void awakeObjects() {
+	}
+
+	public boolean decodeBoolForKey(String key) {
+		Object x = dict.objectForKey(key);
+		if (x == null)
+			return false;
+		return (x.equals("true") || x.equals("YES") || x.equals("Y"));
+	}
+
+	public int decodeIntForKey(String key) {
+		Object x = dict.objectForKey(key);
+		if (x == null)
+			return 0;
+		if (x instanceof Number)
+			return ((Number)x).intValue();
+		try {
+			int i = Integer.parseInt(x.toString());
+			return i;
+		} catch (NumberFormatException ex) {
+			return 0;
+		}
+	}
+
+	public Object decodeObjectForKey(String key) {
+		Object x = dict.objectForKey(key);
+		if (x == null)
+			return null;
+		if (x instanceof NSDictionary) {
+			NSDictionary d = (NSDictionary)x;
+			if (d.objectForKey("class") != null) {
+				String cname = d.objectForKey("class").toString();
+				Class _class = null;
+				if (cname.equals("NSNumber")) {
+					if (d.objectForKey("value") != null)
+						return new Long(d.objectForKey("value").toString());
+				} else if (cname.equals("NSDecimalNumber")) {
+					if (d.objectForKey("value") != null)
+						return new java.math.BigDecimal(d.objectForKey("value").toString());
+				} else if (cname.equals("NSString")) {
+					if (d.objectForKey("value") != null)
+						return d.objectForKey("value").toString();
+				} else if (cname.equals("EONull")) {
+						return NSKeyValueCoding.NullValue;
+				} else if (cname.equals("EOFetchSpecification")) {
+					_class = EOFetchSpecification.class;
+				} else if (cname.equals("EOKeyValueQualifier")) {
+					_class  = EOKeyValueQualifier.class;
+				} else if (cname.equals("EONotQualifier")) {
+					_class = EONotQualifier.class;
+				} else if (cname.equals("EOAndQualifier")) {
+					_class = EOAndQualifier.class;
+				} else if (cname.equals("EOOrQualifier")) {
+					_class = EOOrQualifier.class;
+				} else if (cname.equals("EOSortOrdering")) {
+					_class = EOSortOrdering.class;
+				} else if (cname.indexOf(".") < 0) { //Load a class without package
+					try {
+						_class = Class.forName("net.wotonomy.control." + cname);
+					} catch (ClassNotFoundException ex) {
+					}
+					//search for the class in access
+					if (_class == null) {
+						try {
+							_class = Class.forName("net.wotonomy.access." + cname);
+						} catch (ClassNotFoundException ex) {
+						}
+					}
+				} else {
+					try {
+						_class = Class.forName(cname);
+					} catch (ClassNotFoundException ex) {
+					}
+				}
+				if (_class == null)
+					return x;
+				try {
+					Method met = _class.getMethod("decodeWithKeyValueUnarchiver", METHOD_ARGS);
+					return met.invoke(null, new Object[]{ new EOKeyValueUnarchiver(d) });
+				} catch (Exception ex) {
+					ex.printStackTrace();
+					return x;
+				}
+			}
+		}
+		return x;
+	}
+
+	public Object decodeObjectReferenceForKey(String key) {
+		return null;
+	}
+
+	public void ensureObjectAwake(Object obj) {
+	}
+
+	public void finishInitializationOfObjects() {
+	}
+
+	public Object parent() {
+		return null;
+	}
+
+	public void setDelegate(Object del) {
+		_delegate = del;
+	}
+	public Object delegate() {
+		return _delegate;
+	}
+
+}
+/*
+ * $Log$
+ * Revision 1.2  2006/02/16 16:47:14  cgruber
+ * Move some classes in to "internal" packages and re-work imports, etc.
+ *
+ * Also use UnsupportedOperationExceptions where appropriate, instead of WotonomyExceptions.
+ *
+ * Revision 1.1  2006/02/16 13:19:57  cgruber
+ * Check in all sources in eclipse-friendly maven-enabled packages.
+ *
+ * Revision 1.2  2003/08/11 18:17:41  chochos
+ * decoding of objects now works properly
+ *
+ */
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