Add error report for fields on new map.

Display error messages

wise-webapp/src/main/java/com/wisemapping/rest/model/RestErrors.java

@@ -0,0 +1,70 @@
+package com.wisemapping.rest.model;
+
+
+import org.codehaus.jackson.annotate.JsonAutoDetect;
+import org.codehaus.jackson.annotate.JsonIgnore;
+import org.codehaus.jackson.annotate.JsonIgnoreProperties;
+import org.jetbrains.annotations.NotNull;
+import org.springframework.context.MessageSource;
+import org.springframework.validation.Errors;
+import org.springframework.validation.FieldError;
+import org.springframework.validation.ObjectError;
+
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlRootElement;
+import java.util.*;
+
+@XmlRootElement(name = "errors")
+@XmlAccessorType(XmlAccessType.PROPERTY)
+@JsonAutoDetect(
+        fieldVisibility = JsonAutoDetect.Visibility.NONE,
+        setterVisibility = JsonAutoDetect.Visibility.PUBLIC_ONLY,
+        isGetterVisibility = JsonAutoDetect.Visibility.NONE,
+        getterVisibility = JsonAutoDetect.Visibility.PUBLIC_ONLY
+)
+@JsonIgnoreProperties(ignoreUnknown = true)
+public class RestErrors {
+    @JsonIgnore
+    private Errors errors;
+    @JsonIgnore
+    MessageSource messageSource;
+
+    public RestErrors() {
+
+    }
+
+    public RestErrors(@NotNull Errors errors, @NotNull MessageSource messageSource) {
+
+        this.errors = errors;
+        this.messageSource = messageSource;
+    }
+
+    public List<String> getGlobalErrors() {
+        final List<String> result = new ArrayList<String>();
+        final List<ObjectError> globalErrors = errors.getGlobalErrors();
+        for (ObjectError globalError : globalErrors) {
+            result.add(globalError.getObjectName());
+        }
+        return result;
+    }
+
+    public void setGlobalErrors(List<String> list) {
+        // Implemented only for XML serialization contract ...
+    }
+
+    public Map<String, String> getFieldErrors() {
+        final Map<String, String> result = new HashMap<String, String>();
+        final List<FieldError> fieldErrors = errors.getFieldErrors();
+        for (FieldError fieldError : fieldErrors) {
+            result.put(fieldError.getField(), messageSource.getMessage(fieldError, Locale.ENGLISH));
+        }
+        return result;
+    }
+
+    public void setFieldErrors(Map<String, String> fieldErrors) {
+        // Implemented only for XML serialization contract ...
+    }
+
+
+}