rest api for label and hibernate mapping

wise-webapp/src/main/java/com/wisemapping/dao/LabelManager.java

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+package com.wisemapping.dao;
+
+import com.wisemapping.model.Label;
+
+public interface LabelManager {
+
+    void addLabel(Label label);
+
+    void saveLabel(Label label);
+}

wise-webapp/src/main/java/com/wisemapping/dao/LabelManagerImpl.java

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+package com.wisemapping.dao;
+
+import com.wisemapping.model.Label;
+import org.jetbrains.annotations.NotNull;
+import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
+
+public class LabelManagerImpl extends HibernateDaoSupport
+        implements LabelManager {
+
+    @Override
+    public void addLabel(Label label) {
+        saveLabel(label);
+    }
+
+    @Override
+    public void saveLabel(@NotNull Label label) {
+        getSession().save(label);
+    }
+}

wise-webapp/src/main/java/com/wisemapping/model/Label.java

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+package com.wisemapping.model;
+
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+public class Label {
+
+    //~ Instance fields ......................................................................................
+    private int id;
+    @NotNull private String title;
+    @NotNull private User creator;
+    @Nullable private Label parent;
+
+    public void setParent(@Nullable Label parent) {
+        this.parent = parent;
+    }
+
+    @Nullable
+    public Label getParent() {
+        return parent;
+    }
+
+    public void setCreator(@NotNull User creator) {
+        this.creator = creator;
+    }
+
+    @NotNull
+    public User getCreator() {
+        return creator;
+    }
+
+    @NotNull
+    public String getTitle() {
+        return title;
+    }
+
+    public void setTitle(@NotNull String title) {
+        this.title = title;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+}

wise-webapp/src/main/java/com/wisemapping/rest/LabelController.java

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+package com.wisemapping.rest;
+
+import com.wisemapping.exceptions.WiseMappingException;
+import com.wisemapping.model.Label;
+import com.wisemapping.model.User;
+import com.wisemapping.rest.model.RestLabel;
+import com.wisemapping.security.Utils;
+import com.wisemapping.service.LabelService;
+import com.wisemapping.validator.LabelValidator;
+import org.jetbrains.annotations.NotNull;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.http.HttpStatus;
+import org.springframework.stereotype.Controller;
+import org.springframework.validation.BeanPropertyBindingResult;
+import org.springframework.validation.BindingResult;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+import javax.servlet.http.HttpServletResponse;
+
+@Controller
+public class LabelController extends BaseController {
+
+    @Qualifier("labelService")
+    @Autowired
+    private LabelService labelService;
+
+
+    @RequestMapping(method = RequestMethod.POST, value = "/labels", consumes = {"application/json"})
+    @ResponseStatus(value = HttpStatus.CREATED)
+    public void createLabel(@RequestBody RestLabel restLabel, @NotNull HttpServletResponse response, @RequestParam(required = false) String title) throws WiseMappingException {
+        // Overwrite title if it was specified by parameter.
+        if (title != null && !title.isEmpty()) {
+            restLabel.setTitle(title);
+        }
+
+        final Label label = restLabel.getDelegated();
+
+        // Validate ...
+        final BindingResult result = new BeanPropertyBindingResult(restLabel, "");
+        new LabelValidator().validate(label, result);
+        if (result.hasErrors()) {
+
+            throw new ValidationException(result);
+        }
+
+        // Add new label ...
+        final User user = Utils.getUser();
+        assert user != null;
+        labelService.addLabel(label, user);
+
+        // Return the new created map ...
+        response.setHeader("ResourceId", Integer.toString(label.getId()));
+    }
+
+}

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

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+package com.wisemapping.rest.model;
+
+import com.wisemapping.model.Label;
+import org.codehaus.jackson.annotate.JsonAutoDetect;
+import org.codehaus.jackson.annotate.JsonIgnore;
+import org.jetbrains.annotations.NotNull;
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlRootElement;
+import static org.codehaus.jackson.annotate.JsonAutoDetect.Visibility.NONE;
+import static org.codehaus.jackson.annotate.JsonAutoDetect.Visibility.PUBLIC_ONLY;
+
+@XmlRootElement(name = "label")
+@XmlAccessorType(XmlAccessType.PROPERTY)
+@JsonAutoDetect(
+        fieldVisibility = NONE,
+        setterVisibility = PUBLIC_ONLY,
+        isGetterVisibility = NONE,
+        getterVisibility = PUBLIC_ONLY
+)
+public class RestLabel {
+
+    @JsonIgnore
+    private Label label;
+
+    public RestLabel() {
+        this(new Label());
+    }
+
+
+    public RestLabel(@NotNull final Label label) {
+        this.label = label;
+    }
+
+    public String getTitle() {
+        return this.label.getTitle();
+    }
+
+    public int getId() {
+        return label.getId();
+    }
+
+    public String getCreator() {
+        return this.label.getCreator().getEmail();
+    }
+
+    public void setId(int id) {
+        label.setId(id);
+    }
+
+    public void setTitle(String title) {
+        label.setTitle(title);
+    }
+
+    @JsonIgnore
+    public Label getDelegated() {
+        return label;
+    }
+}

wise-webapp/src/main/java/com/wisemapping/service/LabelService.java

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+package com.wisemapping.service;
+
+import com.wisemapping.exceptions.WiseMappingException;
+import com.wisemapping.model.Label;
+import com.wisemapping.model.User;
+import org.jetbrains.annotations.NotNull;
+
+public interface LabelService {
+
+    void addLabel(@NotNull final Label label, @NotNull final User user) throws WiseMappingException;
+
+}

wise-webapp/src/main/java/com/wisemapping/service/LabelServiceImpl.java

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+package com.wisemapping.service;
+
+import com.wisemapping.dao.LabelManager;
+import com.wisemapping.exceptions.WiseMappingException;
+import com.wisemapping.model.Label;
+import com.wisemapping.model.User;
+import org.jetbrains.annotations.NotNull;
+
+public class LabelServiceImpl implements LabelService {
+
+    private LabelManager labelManager;
+
+    public void setLabelManager(LabelManager labelManager) {
+        this.labelManager = labelManager;
+    }
+
+    @Override
+    public void addLabel(@NotNull final Label label, @NotNull final User user) throws WiseMappingException {
+
+        label.setCreator(user);
+        labelManager.addLabel(label);
+    }
+
+}

wise-webapp/src/main/java/com/wisemapping/validator/LabelValidator.java

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+package com.wisemapping.validator;
+
+import com.wisemapping.model.Label;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+import org.springframework.validation.Errors;
+import org.springframework.validation.ValidationUtils;
+import org.springframework.validation.Validator;
+
+public class LabelValidator implements Validator {
+    @Override
+    public boolean supports(Class<?> clazz) {
+        return clazz.equals(Label.class);
+    }
+
+    @Override
+    public void validate(@Nullable final Object target, @NotNull final Errors errors) {
+        final Label label = (Label) target;
+        if (label == null) {
+            errors.rejectValue("map", "error.not-specified", null, "Value required.");
+        } else {
+            validateLabel(label, errors);
+
+        }
+    }
+
+    private void validateLabel(@NotNull final Label label, @NotNull final Errors errors) {
+        ValidationUtils.rejectIfEmptyOrWhitespace(errors, "title", Messages.FIELD_REQUIRED);
+        String title = label.getTitle();
+        //todo hacer otras validaciones como si supera el maximo o el label existe
+    }
+}