EWS: implement basic SearchExpression restriction

git-svn-id: http://svn.code.sf.net/p/davmail/code/trunk@1064 3d1905a2-6b24-0410-a738-b14d5a86fcbd

src/java/davmail/exchange/ews/EWSMethod.java

@@ -58,6 +58,9 @@ public abstract class EWSMethod extends PostMethod {
     protected String errorDetail;
     protected Item item;
 
+    protected SearchExpression searchExpression;
+
+
     /**
      * Build EWS method
      */
@@ -118,6 +121,10 @@ public abstract class EWSMethod extends PostMethod {
         additionalProperties.add(additionalProperty);
     }
 
+    protected void setSearchExpression(SearchExpression searchExpression) {
+        this.searchExpression = searchExpression;
+    }
+
     protected void writeShape(Writer writer) throws IOException {
         if (baseShape != null) {
             writer.write("<m:");
@@ -158,9 +165,17 @@ public abstract class EWSMethod extends PostMethod {
 
     protected void writeParentFolderId(Writer writer) throws IOException {
         if (parentFolderId != null) {
-            writer.write("<m:ParentFolderId");if (item == null) {writer.write("s");}writer.write(">");
+            writer.write("<m:ParentFolderId");
+            if (item == null) {
+                writer.write("s");
+            }
+            writer.write(">");
             parentFolderId.write(writer);
-            writer.write("</m:ParentFolderId");if (item == null) {writer.write("s");}writer.write(">");
+            writer.write("</m:ParentFolderId");
+            if (item == null) {
+                writer.write("s");
+            }
+            writer.write(">");
         }
     }
 
@@ -176,6 +191,14 @@ public abstract class EWSMethod extends PostMethod {
         }
     }
 
+    protected void writeRestriction(Writer writer) throws IOException {
+        if (searchExpression != null) {
+            writer.write("<m:Restriction>");
+            searchExpression.write(writer);
+            writer.write("</m:Restriction>");
+        }
+    }
+
     protected byte[] generateSoapEnvelope() {
         ByteArrayOutputStream baos = new ByteArrayOutputStream();
         try {
@@ -208,6 +231,7 @@ public abstract class EWSMethod extends PostMethod {
 
     protected void writeSoapBody(Writer writer) throws IOException {
         writeShape(writer);
+        writeRestriction(writer);
         writeItemId(writer);
         writeParentFolderId(writer);
         writeFolderId(writer);

src/java/davmail/exchange/ews/SearchExpression.java

@@ -0,0 +1,35 @@
+/*
+ * DavMail POP/IMAP/SMTP/CalDav/LDAP Exchange Gateway
+ * Copyright (C) 2010  Mickael Guessant
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package davmail.exchange.ews;
+
+import java.io.IOException;
+import java.io.Writer;
+
+/**
+ * EWS Search Expression.
+ */
+public abstract class SearchExpression {
+    /**
+     * Write XML content to writer.
+     *
+     * @param writer writer
+     * @throws IOException on error
+     */
+    public abstract void write(Writer writer) throws IOException;
+}

src/java/davmail/exchange/ews/TwoOperandExpression.java

@@ -0,0 +1,65 @@
+/*
+ * DavMail POP/IMAP/SMTP/CalDav/LDAP Exchange Gateway
+ * Copyright (C) 2010  Mickael Guessant
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+package davmail.exchange.ews;
+
+import java.io.IOException;
+import java.io.Writer;
+
+/**
+ * Two operand expression.
+ */
+public class TwoOperandExpression extends SearchExpression {
+    protected enum Operator {
+        IsEqualTo, IsNotEqualTo, IsGreaterThan, IsGreaterThanOrEqualTo, IsLessThan, IsLessThanOrEqualTo
+    }
+
+    protected Operator operator;
+    protected FieldURI fieldURI;
+    protected String value;
+
+    /**
+     * Create two operand expression.
+     *
+     * @param operator operator
+     * @param fieldURI field operand
+     * @param value    value operand
+     */
+    public TwoOperandExpression(Operator operator, FieldURI fieldURI, String value) {
+        this.operator = operator;
+        this.fieldURI = fieldURI;
+        this.value = value;
+    }
+
+    @Override
+    public void write(Writer writer) throws IOException {
+        writer.write("<t:");
+        writer.write(operator.toString());
+        writer.write(">");
+        fieldURI.write(writer);
+
+        writer.write("<t:FieldURIOrConstant><t:Constant Value=\"");
+        writer.write(value);
+        writer.write("\"/></t:FieldURIOrConstant>");
+
+        writer.write("</t:");
+        writer.write(operator.toString());
+        writer.write(">");
+    }
+
+}