From c722f022e0e7bd5588032039ce813702eaaa2a59 Mon Sep 17 00:00:00 2001
From: lucio <lucio@pc-lelii.isti.cnr.it>
Date: Wed, 30 Oct 2019 10:33:00 +0100
Subject: [PATCH] changed xquery template to allow default condition as empty
 where statement

---
 .classpath                                          | 13 ++-----------
 .../client/queries/impl/QueryTemplate.java          | 10 ++++++++--
 .../discovery/client/queries/impl/XQuery.java       |  4 ++--
 3 files changed, 12 insertions(+), 15 deletions(-)

diff --git a/.classpath b/.classpath
index 534b5e5..5e8a55f 100644
--- a/.classpath
+++ b/.classpath
@@ -6,23 +6,14 @@
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
-		<attributes>
-			<attribute name="maven.pomderived" value="true"/>
-		</attributes>
-	</classpathentry>
 	<classpathentry kind="src" output="target/test-classes" path="src/test/java">
 		<attributes>
 			<attribute name="optional" value="true"/>
 			<attribute name="maven.pomderived" value="true"/>
+			<attribute name="test" value="true"/>
 		</attributes>
 	</classpathentry>
-	<classpathentry excluding="**" kind="src" output="target/test-classes" path="src/test/resources">
-		<attributes>
-			<attribute name="maven.pomderived" value="true"/>
-		</attributes>
-	</classpathentry>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6">
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
 		<attributes>
 			<attribute name="maven.pomderived" value="true"/>
 		</attributes>
diff --git a/src/main/java/org/gcube/resources/discovery/client/queries/impl/QueryTemplate.java b/src/main/java/org/gcube/resources/discovery/client/queries/impl/QueryTemplate.java
index 7a3f27e..7da24b4 100644
--- a/src/main/java/org/gcube/resources/discovery/client/queries/impl/QueryTemplate.java
+++ b/src/main/java/org/gcube/resources/discovery/client/queries/impl/QueryTemplate.java
@@ -38,6 +38,7 @@ public class QueryTemplate extends QueryBox implements Query {
 
 	public static final String DEFAULT = "def";
 	
+	public static final String STATEMENT = "statement";
 	
 	private static final XMLInputFactory xmlif = XMLInputFactory.newInstance();
 	
@@ -157,9 +158,14 @@ public class QueryTemplate extends QueryBox implements Query {
 					if (name.equals(wrapper)) 
 							break;
 					
-					if (parameters.containsKey(name))
+					if (parameters.containsKey(name)) {
+						String statement =xmlr.getAttributeValue(null,STATEMENT);
+						if (statement != null) {
+							builder.append(statement).append(" ");
+						}
 						builder.append(parameters.get(name));
-					else {
+					
+					}else {
 						// is there a default value?
 						String def = xmlr.getAttributeValue(null,DEFAULT);
 						if (def != null)
diff --git a/src/main/java/org/gcube/resources/discovery/client/queries/impl/XQuery.java b/src/main/java/org/gcube/resources/discovery/client/queries/impl/XQuery.java
index 4760880..634dede 100644
--- a/src/main/java/org/gcube/resources/discovery/client/queries/impl/XQuery.java
+++ b/src/main/java/org/gcube/resources/discovery/client/queries/impl/XQuery.java
@@ -33,8 +33,8 @@ public class XQuery extends QueryTemplate implements SimpleQuery {
 	public static final String cond = "cond";
 	public static final String result = "result";
 
-	public static final String template = "<ns/> for $resource in <" + range + "/><vars/> where <" + cond + " " + DEFAULT
-			+ "='$resource'/> return <" + result + " " + DEFAULT + "='$resource'/>";
+	public static final String template = "<ns/> for $resource in <" + range + "/><vars/>  <" + cond + " "+ STATEMENT +"='where' "+ DEFAULT
+			+ "=''/> return <" + result + " " + DEFAULT + "='$resource'/>";
 
 	public XQuery(Map<String, String> parameters) {// add static parameters