1 files changed, 42 insertions, 0 deletions
diff --git a/platform/structuralsearch/source/com/intellij/structuralsearch/impl/matcher/strategies/XmlMatchingStrategy.java b/platform/structuralsearch/source/com/intellij/structuralsearch/impl/matcher/strategies/XmlMatchingStrategy.java
new file mode 100644
index 000000000000..b2ca87a176e8
--- /dev/null
+++ b/platform/structuralsearch/source/com/intellij/structuralsearch/impl/matcher/strategies/XmlMatchingStrategy.java
@@ -0,0 +1,42 @@
+package com.intellij.structuralsearch.impl.matcher.strategies;
+
+import com.intellij.dupLocator.util.NodeFilter;
+import com.intellij.psi.PsiElement;
+import com.intellij.psi.XmlElementVisitor;
+import com.intellij.psi.xml.XmlTag;
+
+/**
+ * Base filtering strategy to find statements
+ */
+public class XmlMatchingStrategy extends XmlElementVisitor implements MatchingStrategy,NodeFilter {
+  protected boolean result;
+
+  @Override public void visitXmlTag(final XmlTag element) {
+    result = true;
+  }
+
+  public boolean continueMatching(final PsiElement start) {
+    return accepts(start);
+  }
+
+  @Override
+  public boolean shouldSkip(PsiElement element, PsiElement elementToMatchWith) {
+    return false;
+  }
+
+  protected XmlMatchingStrategy() {}
+
+  private static class XmlMatchingStrategyHolder {
+    private static final XmlMatchingStrategy instance = new XmlMatchingStrategy();
+  }
+
+  public static MatchingStrategy getInstance() {
+    return XmlMatchingStrategyHolder.instance;
+  }
+
+  public boolean accepts(PsiElement element) {
+    result = false;
+    if (element!=null) element.accept(this);
+    return result;
+  }
+}