X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.db.layer0%2Fsrc%2Forg%2Fsimantics%2Fdb%2Flayer0%2Fgenericrelation%2FIndexQueries.java;h=ee6296fdd4ecb7a1fbc02e4934119f456aabf0f1;hb=refs%2Fchanges%2F58%2F3758%2F1;hp=212da3830a1decfaac2ef541ba0f0d5155070252;hpb=3c524553c98b56075d854f355bc7bab2e3ae17f7;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/genericrelation/IndexQueries.java b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/genericrelation/IndexQueries.java
index 212da3830..ee6296fdd 100644
--- a/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/genericrelation/IndexQueries.java
+++ b/bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/genericrelation/IndexQueries.java
@@ -1,5 +1,9 @@
 package org.simantics.db.layer0.genericrelation;
 
+import java.util.Collection;
+
+import org.simantics.datatypes.literal.GUID;
+import org.simantics.db.Resource;
 
 /**
  * This class contains utilities related to queries made into Lucene indexes,
@@ -159,15 +163,96 @@ public class IndexQueries {
 	}
 
 	public static String escapeTerm(String field, String term, boolean escapeWildcards) {
-		StringBuilder sb = new StringBuilder();
-		return escapeTerm(field, term, escapeWildcards, sb).toString();
+		return escapeTerm(field, term, escapeWildcards, new StringBuilder()).toString();
+	}
+
+	public static StringBuilder quoteTerm(String field, String term, StringBuilder result) {
+		if (field != null)
+			result.append(field).append(':');
+		result.append("\"");
+		result.append(term.replaceAll("(\"|\\\\)", "\\\\$0"));
+		result.append("\"");
+		return result;
 	}
-	
+
 	public static String quoteTerm(String term) {
+		return quoteTerm(null, term, new StringBuilder(term.length()*2)).toString();
+	}
+
+	public static String quoteTerm(String field, String term) {
+		return quoteTerm(field, term,
+				new StringBuilder(
+						term.length()*2
+						+ (field != null ? field.length() + 1 : 0))
+				).toString();
+	}
+
+	public static StringBuilder appendLongTerm(StringBuilder sb, String field, long term) {
+		return sb.append(field).append(':').append(term);
+	}
+
+	public static String longTerm(String field, long term) {
+		return appendLongTerm(new StringBuilder(), field, term).toString();
+	}
+
+	public static StringBuilder appendResourceIdTerm(StringBuilder sb, String field, Resource term) {
+		return appendLongTerm(sb, field, term.getResourceId());
+	}
+
+	public static String resourceIdTerm(String field, Resource term) {
+		return appendLongTerm(new StringBuilder(), field, term.getResourceId()).toString();
+	}
+
+	private static String join(String withString, String... exps) {
+		if (exps.length == 0)
+			return "";
+		StringBuilder sb = new StringBuilder(128);
+		for (int i = 0; i < exps.length - 1; ++i) {
+			sb.append(exps[i]).append(withString);
+		}
+		sb.append(exps[exps.length - 1]);
+		return sb.toString();
+	}
+
+	public static String and(String exp1, String exp2) {
+		return exp1 + " AND " + exp2;
+	}
+
+	public static String and(String... exps) {
+		return join(" AND ", exps);
+	}
+
+	public static String or(String exp1, String exp2) {
+		return exp1 + " OR " + exp2;
+	}
+
+	public static String or(String... exps) {
+		return join(" OR ", exps);
+	}
+
+	public static String idFromGUID(GUID guid) {
+		return guid != null ? guid.indexString() : "";
+	}
+
+	public static String toResourceIdString(Resource r, Collection<Resource> rs) {
 		StringBuilder sb = new StringBuilder();
-		sb.append("\"");
-		sb.append(term.replaceAll("(\"|\\\\)", "\\\\$0"));
-		sb.append("\"");
+		sb.append(r.getResourceId());
+		for (Resource rr : rs)
+			sb.append(' ').append(rr.getResourceId());
+		return sb.toString();
+	}
+
+	public static String toResourceIdString(Collection<Resource> rs) {
+		if (rs.isEmpty())
+			return "";
+		StringBuilder sb = new StringBuilder();
+		boolean first = true;
+		for (Resource rr : rs) {
+			if (!first)
+				sb.append(' ');
+			first = false;
+			sb.append(rr.getResourceId());
+		}
 		return sb.toString();
 	}