create has method generator

src/main/java/electrosphere/main/core/btree/methods/HasChecker.java

@@ -0,0 +1,55 @@
+package electrosphere.main.core.btree.methods;
+
+import java.util.Arrays;
+import java.util.List;
+
+import electrosphere.main.project.ProjectStructure;
+import electrosphere.main.source.VirtualMethod;
+import electrosphere.main.util.TemplateInjectionUtils;
+
+/**
+ * Check if btree is on entity
+ */
+public class HasChecker implements VirtualMethod {
+    
+    //The name of the btree
+    String name;
+
+    //The classname of the btree
+    String className;
+
+    /**
+     * Constructor
+     * @param name
+     * @param className
+     */
+    public HasChecker(String name, String className){
+        this.name = name;
+        this.className = className;
+    }
+
+    @Override
+    public String getName(ProjectStructure projectStructure) {
+        String rVal = "has" + className;
+        return rVal;
+    }
+
+    @Override
+    public String getContent(ProjectStructure projectStructure) {
+        String rVal = TemplateInjectionUtils.getFragmentWithReplacement("/btree/EntityHasMethod.java", this.className, "TREE_" + this.name.toUpperCase());
+        return rVal;
+    }
+
+    @Override
+    public List<String> getImports(ProjectStructure projectStructure) {
+        List<String> rVal = Arrays.asList(new String[]{
+        });
+        return rVal;
+    }
+
+    @Override
+    public boolean shouldOverwrite(){
+        return true;
+    }
+
+}

src/main/java/electrosphere/main/project/parsers/BTreeParser.java

@@ -17,6 +17,7 @@ import electrosphere.main.core.btree.methods.ClientInterrupt;
 import electrosphere.main.core.btree.methods.ClientStart;
 import electrosphere.main.core.btree.methods.Constructor;
 import electrosphere.main.core.btree.methods.Fetch;
+import electrosphere.main.core.btree.methods.HasChecker;
 import electrosphere.main.core.btree.methods.ServerAttach;
 import electrosphere.main.core.btree.methods.ServerDetach;
 import electrosphere.main.targets.TargetFile;
@@ -87,6 +88,7 @@ public class BTreeParser {
 
             rVal.addMethod(new Constructor(bTreeName, target.getSource().getName()));
             rVal.addMethod(new Fetch(bTreeName, target.getSource().getName()));
+            rVal.addMethod(new HasChecker(bTreeName, target.getSource().getName()));
 
             addOptionalMethods(mainAnnotation,rVal);
 

src/main/resources/btree/EntityHasMethod.java

@@ -0,0 +1,10 @@
+/**
+ * <p>
+ * Checks if the entity has a REPLACE_0_ME component
+ * </p>
+ * @param entity the entity
+ * @return true if the entity contains the component, false otherwise
+ */
+public static boolean hasREPLACE_0_ME(Entity entity){
+    return entity.containsKey(EntityDataStrings.REPLACE_1_ME);
+}