Android Open Source - ironcontrol-for-android Publish Activity

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Apache License
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Java Source Code

/*
 * #%L/*from  w ww  .  j av a 2s .c om*/
 * =====================================================
 *   _____                _     ____  _   _       _   _
 *  |_   _|_ __ _   _ ___| |_  / __ \| | | | ___ | | | |
 *    | | | '__| | | / __| __|/ / _` | |_| |/ __|| |_| |
 *    | | | |  | |_| \__ \ |_| | (_| |  _  |\__ \|  _  |
 *    |_| |_|   \__,_|___/\__|\ \__,_|_| |_||___/|_| |_|
 *                             \____/
 * 
 * =====================================================
 * 
 * Hochschule Hannover
 * (University of Applied Sciences and Arts, Hannover)
 * Faculty IV, Dept. of Computer Science
 * Ricklinger Stadtweg 118, 30459 Hannover, Germany
 * 
 * Email: trust@f4-i.fh-hannover.de
 * Website: http://trust.f4.hs-hannover.de/
 * 
 * This file is part of ironcontrol for android, version 1.0.1, implemented by the Trust@HsH research group at the Hochschule Hannover.
 * %%
 * Copyright (C) 2013 Trust@HsH
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */
package de.hshannover.f4.trust.ironcontrol.view;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import android.app.Activity;
import android.content.ContentValues;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.RadioGroup;
import android.widget.RadioGroup.OnCheckedChangeListener;
import android.widget.Spinner;
import android.widget.Toast;
import de.hshannover.f4.trust.ifmapj.exception.IfmapErrorResult;
import de.hshannover.f4.trust.ifmapj.exception.IfmapException;
import de.hshannover.f4.trust.ifmapj.messages.MetadataLifetime;
import de.hshannover.f4.trust.ifmapj.metadata.Cardinality;
import de.hshannover.f4.trust.ironcontrol.R;
import de.hshannover.f4.trust.ironcontrol.asynctask.PublishTask;
import de.hshannover.f4.trust.ironcontrol.asynctask.PublishTestTask;
import de.hshannover.f4.trust.ironcontrol.database.DBContentProvider;
import de.hshannover.f4.trust.ironcontrol.database.entities.Attributes;
import de.hshannover.f4.trust.ironcontrol.database.entities.Requests;
import de.hshannover.f4.trust.ironcontrol.database.entities.VendorMetadata;
import de.hshannover.f4.trust.ironcontrol.logger.Level;
import de.hshannover.f4.trust.ironcontrol.logger.Logger;
import de.hshannover.f4.trust.ironcontrol.logger.LoggerFactory;
import de.hshannover.f4.trust.ironcontrol.logic.data.Operation;
import de.hshannover.f4.trust.ironcontrol.logic.data.PublishRequestData;
import de.hshannover.f4.trust.ironcontrol.view.util.MetadataValueFieldsBuilder;
import de.hshannover.f4.trust.ironcontrol.view.util.Node;
import de.hshannover.f4.trust.ironcontrol.view.util.PopUp;
import de.hshannover.f4.trust.ironcontrol.view.util.PopUpEvent;
import de.hshannover.f4.trust.ironcontrol.view.util.PromptSpinnerAdapter;
import de.hshannover.f4.trust.ironcontrol.view.util.SavePopUp;
import de.hshannover.f4.trust.ironcontrol.view.util.Util;
import de.hshannover.f4.trust.ironcontrol.view.util.ValidSpinnerAdapter;

public class PublishActivity extends Activity implements PopUpEvent{

  private static final Logger logger = LoggerFactory.getLogger(PublishActivity.class);

  private static final CharSequence IDENTIFIER1_SPINNER_PROMPT = "Identifier 1";
  private static final CharSequence IDENTIFIER2_SPINNER_PROMPT = "Identifier 2";
  private static final CharSequence METADATA_SPINNER_PROMPT = "Metadata";

  // Metadata
  private Spinner sMetaDaten;
  private LinearLayout metadataValueFields;
  private RadioGroup rgMetaList;
  private ValidSpinnerAdapter metadataAdapter;
  private MetadataValueFieldsBuilder valueFieldsBuilder;

  // Identifier
  private EditText etIdentifier1, etIdentifier2;
  private Spinner sIdentifier1, sIdentifier2;
  private ValidSpinnerAdapter identifier1Adapter, identifier2Adapter;

  private RadioGroup rgLifeTime;
  private Button bUpdate, bNotify;


  //TODO [MR] vor final l?schen
  public void publishTest(View v) throws IfmapErrorResult, IfmapException{
    switch(v.getId()){
    case R.id.buttonTestUpdate: new PublishTestTask(this, Operation.UPDATE).execute();
    break;
    case R.id.buttonTestDelete: new PublishTestTask(this, Operation.DELETE).execute();
    break;
    }
  }

  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_publish);

    this.valueFieldsBuilder = new MetadataValueFieldsBuilder(this, R.id.linearLayoutForMetadataValueFields);

    findActivityViews();
    setSpinnerAdapter();
    setListener();

    // looking for saved connections
    Cursor connections = getContentResolver().query(
        DBContentProvider.CONNECTIONS_URI,
        null, null, null, null);

    if(connections.getCount() == 0){    // Show popup when no connection was saved, callBack is onClickePopUp()
      new PopUp(this, R.string.no_connection_settings,
          R.string.no_connection_settings_message).show();
    }

    connections.close();

    // Start Activity with data
    Bundle bundle = getIntent().getExtras();
    if(bundle != null && bundle.getString("listItemId") != null){
      fillActivityViews(bundle.getString("listItemId"));
    }

    int a = Build.VERSION_CODES.FROYO;
    int aa = Build.VERSION.SDK_INT;
    //    System.out.println("FROYO : "+a);
    //    System.out.println("Installed : "+aa);
  }

  public void publish(View v){
    new PublishTask(this, buildRequestData(v.getId())).execute();
  }

  @Override
  public void onClickePopUp() {
    Intent intent = new Intent(getBaseContext(), ConnectionFragmentActivity.class);
    startActivity(intent);
  }

  public void publishSave(View view){
    new SavePopUp(this, R.string.saving_publishs_message).show();    // callBack is onClickeSavePopUp()
  }

  @Override
  public boolean onClickeSavePopUp(String savedName) {
    if(!isPublishNameValid(savedName)){
      return false;
    }

    MetadataLifetime lifeTime = null;

    switch(rgLifeTime.getCheckedRadioButtonId()){
    case R.id.rbForever: lifeTime = MetadataLifetime.forever;
    break;
    case R.id.rbSession: lifeTime = MetadataLifetime.session;
    break;
    }

    ContentValues publishValues = new ContentValues();
    publishValues.put(Requests.COLUMN_NAME, savedName);
    publishValues.put(Requests.COLUMN_METADATA, sMetaDaten.getSelectedItem().toString());
    publishValues.put(Requests.COLUMN_IDENTIFIER1, sIdentifier1.getSelectedItem().toString());
    publishValues.put(Requests.COLUMN_IDENTIFIER1_Value, etIdentifier1.getText().toString());
    publishValues.put(Requests.COLUMN_IDENTIFIER2, sIdentifier2.getSelectedItem().toString());
    publishValues.put(Requests.COLUMN_IDENTIFIER2_Value, etIdentifier2.getText().toString());
    publishValues.put(Requests.COLUMN_LIFE_TIME, lifeTime.toString());

    Uri uriId = getContentResolver().insert(DBContentProvider.PUBLISH_URI, publishValues);
    String id = uriId.getLastPathSegment();

    HashMap<String, String> attributes = readMetadataAttributes();
    ContentValues attributesValues = new ContentValues();

    for(String s: attributes.keySet()){
      attributesValues.put(Attributes.COLUMN_NAME, s);
      attributesValues.put(Attributes.COLUMN_VALUE, attributes.get(s));
      getContentResolver().insert(Uri.parse(DBContentProvider.PUBLISH_URI + "/" + id + "/" + DBContentProvider.METADATA_ATTRIBUTES) , attributesValues);
    }

    // For VendorMetadata
    switch(rgMetaList.getCheckedRadioButtonId()){
    case R.id.rbVendor:
      String selection = VendorMetadata.COLUMN_NAME + "='" + sMetaDaten.getSelectedItem().toString()+"'";

      Cursor vendorMetaCursor = getContentResolver().query(
          DBContentProvider.VENDOR_METADATA_URI,
          null, selection, null, null);

      vendorMetaCursor.moveToNext();

      attributesValues.put(Attributes.COLUMN_NAME, VendorMetadata.COLUMN_PREFIX);
      attributesValues.put(Attributes.COLUMN_VALUE, vendorMetaCursor.getString(vendorMetaCursor.getColumnIndex(VendorMetadata.COLUMN_PREFIX)));
      getContentResolver().insert(Uri.parse(DBContentProvider.PUBLISH_URI + "/" + id + "/" + DBContentProvider.METADATA_ATTRIBUTES) , attributesValues);

      attributesValues.put(Attributes.COLUMN_NAME, VendorMetadata.COLUMN_URI);
      attributesValues.put(Attributes.COLUMN_VALUE, vendorMetaCursor.getString(vendorMetaCursor.getColumnIndex(VendorMetadata.COLUMN_URI)));
      getContentResolver().insert(Uri.parse(DBContentProvider.PUBLISH_URI + "/" + id + "/" + DBContentProvider.METADATA_ATTRIBUTES) , attributesValues);

      attributesValues.put(Attributes.COLUMN_NAME, VendorMetadata.COLUMN_CARDINALITY);
      attributesValues.put(Attributes.COLUMN_VALUE, vendorMetaCursor.getString(vendorMetaCursor.getColumnIndex(VendorMetadata.COLUMN_CARDINALITY)));
      getContentResolver().insert(Uri.parse(DBContentProvider.PUBLISH_URI + "/" + id + "/" + DBContentProvider.METADATA_ATTRIBUTES) , attributesValues);

      vendorMetaCursor.close();
    }
    return true;
  }

  private boolean isPublishNameValid(String savedName) {
    logger.log(Level.DEBUG, "Valid check for publish name...");
    if(!savedName.equals("")){

      String selectionArgs[] = {savedName};
      String selection = Requests.COLUMN_NAME + "=?";

      Cursor cursor = getContentResolver().query(DBContentProvider.PUBLISH_URI, null, selection, selectionArgs, null);

      if(cursor.getCount() < 1){
        cursor.close();
        logger.log(Level.DEBUG, "... ok");
        return true;
      }else {
        cursor.close();
        Toast.makeText(getBaseContext(), "Publish: " + savedName + " exists", Toast.LENGTH_SHORT).show();
      }
    }else {
      Toast.makeText(getBaseContext(), "empty name", Toast.LENGTH_SHORT).show();
    }

    logger.log(Level.DEBUG, "... fail");
    return false;
  }

  private PublishRequestData buildRequestData(int buttonId) {

    String metadata = sMetaDaten.getSelectedItem().toString();
    String identifier1 = sIdentifier1.getSelectedItem().toString();
    String identifier2 = sIdentifier2.getSelectedItem().toString();
    String identifier1Value = etIdentifier1.getText().toString();
    String identifier2Value = etIdentifier2.getText().toString();

    HashMap<String, String> metaAttributes = readMetadataAttributes();
    MetadataLifetime lifeTime = null;

    switch(rgLifeTime.getCheckedRadioButtonId()){

    case R.id.rbForever: lifeTime = MetadataLifetime.forever; break;
    case R.id.rbSession: lifeTime = MetadataLifetime.session; break;

    }

    PublishRequestData data = new PublishRequestData();

    data.setOperation(Operation.valueOf(buttonId));
    data.setIdentifier1(identifier1);
    data.setIdentifier2(identifier2);
    data.setIdentifier1Value(identifier1Value);
    data.setIdentifier2Value(identifier2Value);
    data.setLifeTime(lifeTime);
    data.setMetaName(metadata);
    data.setAttributes(metaAttributes);

    switch(rgMetaList.getCheckedRadioButtonId()){
    case R.id.rbVendor:
      String selection = VendorMetadata.COLUMN_NAME + "='" + metadata+"'";

      Cursor vendorMetaCursor = getContentResolver().query(
          DBContentProvider.VENDOR_METADATA_URI,
          null, selection, null, null);

      vendorMetaCursor.moveToNext();
      data.setVendorMetaPrefix(vendorMetaCursor.getString(vendorMetaCursor.getColumnIndex(VendorMetadata.COLUMN_PREFIX)));
      data.setVendorMetaUri(vendorMetaCursor.getString(vendorMetaCursor.getColumnIndex(VendorMetadata.COLUMN_URI)));
      data.setVendorCardinality(Cardinality.valueOf(vendorMetaCursor.getString(vendorMetaCursor.getColumnIndex(VendorMetadata.COLUMN_CARDINALITY))));

      vendorMetaCursor.close();
    }

    return data;
  }

  private HashMap<String, String> readMetadataAttributes(){

    HashMap<String,String> metadataMap = new HashMap<String, String>();

    for(int i=0; i<metadataValueFields.getChildCount(); i++){

      LinearLayout ll = (LinearLayout)metadataValueFields.getChildAt(i);

      for(int y=0; y<ll.getChildCount(); y++){

        if(ll.getChildAt(y) instanceof Spinner){

          Spinner s = (Spinner)ll.getChildAt(y);
          metadataMap.put(s.getTag().toString(), s.getSelectedItem().toString());

        }else if(ll.getChildAt(y) instanceof EditText){

          EditText eT = (EditText)ll.getChildAt(y);

          if(!eT.getText().toString().equals("")){

            metadataMap.put(eT.getHint().toString(), eT.getText().toString());

          }
        }
      }
    }

    return metadataMap;
  }

  private void findActivityViews(){
    // Metadata
    sMetaDaten = (Spinner)findViewById(R.id.metaDataSpinner);
    metadataValueFields = (LinearLayout)findViewById(R.id.linearLayoutForMetadataValueFields);
    rgMetaList = (RadioGroup)findViewById(R.id.rgMetaList);

    // Identifier
    sIdentifier1 = (Spinner)findViewById(R.id.sIdentifier1);
    sIdentifier2 = (Spinner)findViewById(R.id.sIdentifier2);
    etIdentifier1 = (EditText)findViewById(R.id.etIdentifier1);
    etIdentifier2 = (EditText)findViewById(R.id.etIdentifier2);

    // Other
    rgLifeTime = (RadioGroup)findViewById(R.id.rgLifetime);
    bUpdate = (Button)findViewById(R.id.bPublishUpdate);
    bNotify = (Button)findViewById(R.id.bPublishNotify);
  }

  private void setSpinnerAdapter(){
    identifier1Adapter = new ValidSpinnerAdapter(this, IDENTIFIER1_SPINNER_PROMPT, R.array.identifier1_list, Node.IDENTIEFIER1);
    identifier2Adapter = new ValidSpinnerAdapter(this, IDENTIFIER2_SPINNER_PROMPT, R.array.identifier2_list, Node.IDENTIEFIER2);
    metadataAdapter = new ValidSpinnerAdapter(this, METADATA_SPINNER_PROMPT, R.array.metadaten_list, Node.METADATA);

    sIdentifier1.setAdapter(identifier1Adapter);
    sIdentifier2.setAdapter(identifier2Adapter);
    sMetaDaten.setAdapter(metadataAdapter);
  }

  private void setListener(){
    // METADATA-Spinner
    sMetaDaten.setOnItemSelectedListener(new OnItemSelectedListener() {
      @Override
      public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
        String itemString = (String) sMetaDaten.getSelectedItem();

        // Metadata Attribute fields
        valueFieldsBuilder.setValueFieldsFor(itemString);

        // Valid check when Metadata Standard
        switch(rgMetaList.getCheckedRadioButtonId()){
        case R.id.rbStandard:
          if(!metadataAdapter.isValid(itemString)){
            Toast.makeText(getApplication(), R.string.not_valid_identifier_metadata, Toast.LENGTH_SHORT).show();
          }
        }
      }
      @Override
      public void onNothingSelected(AdapterView<?> arg0) {}
    });

    // Identifier1-Spinner
    sIdentifier1.setOnItemSelectedListener(new OnItemSelectedListener() {
      @Override
      public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
        String itemString = (String) sIdentifier1.getSelectedItem();

        // set Hint for EditText
        etIdentifier1.setHint(itemString);

        // Valid check
        if(!identifier1Adapter.isValid(itemString)){
          Toast.makeText(getApplication(), R.string.not_valid_identifier_metadata, Toast.LENGTH_SHORT).show();
        }
      }
      @Override
      public void onNothingSelected(AdapterView<?> arg0) {}
    });

    // Identifier2-Spinner
    sIdentifier2.setOnItemSelectedListener(new OnItemSelectedListener() {
      @Override
      public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
        String itemString = (String) sIdentifier2.getSelectedItem();

        // set Hint for EditText
        etIdentifier2.setHint(itemString);

        // set Enabled for EditText
        if(itemString.equals("none")){
          etIdentifier2.setEnabled(false);
          etIdentifier2.setText("");
        }else{
          etIdentifier2.setEnabled(true);
        }

        // Valid check
        if(!identifier2Adapter.isValid(itemString)){
          Toast.makeText(getApplication(), R.string.not_valid_identifier_metadata, Toast.LENGTH_SHORT).show();
        }
      }
      @Override
      public void onNothingSelected(AdapterView<?> arg0) {
      }
    });

    // Radio-Group for Metadata-Spinner type
    rgMetaList.setOnCheckedChangeListener(new OnCheckedChangeListener() {

      @Override
      public void onCheckedChanged(RadioGroup group, int checkedId) {
        switch(checkedId){
        case R.id.rbNone:
          // change spinner
          sMetaDaten.setAdapter(new ArrayAdapter<CharSequence>(
              getApplication(),
              android.R.layout.simple_list_item_1,
              new ArrayList<CharSequence>()));

          // disable buttons
          bNotify.setEnabled(false);
          bUpdate.setEnabled(false);

          break;

        case R.id.rbStandard:
          // change spinner
          sMetaDaten.setAdapter(metadataAdapter);

          // enable buttons
          bNotify.setEnabled(true);
          bUpdate.setEnabled(true);

          break;

        case R.id.rbVendor:
          // change spinner
          sMetaDaten.setAdapter(new PromptSpinnerAdapter(
              getApplication(),
              METADATA_SPINNER_PROMPT,
              getVendorSpecificMetadata()));

          // enable buttons
          bNotify.setEnabled(true);
          bUpdate.setEnabled(true);

          break;
        }
      }
    });
  }

  private List<CharSequence> getVendorSpecificMetadata() {

    List<CharSequence> csList = new ArrayList<CharSequence>();

    Cursor vendorMetaCursor = getContentResolver().query(
        DBContentProvider.VENDOR_METADATA_URI,
        null, null, null, null);

    while(vendorMetaCursor.moveToNext()){
      csList.add(vendorMetaCursor.getString(vendorMetaCursor.getColumnIndex(VendorMetadata.COLUMN_NAME)));
    }

    vendorMetaCursor.close();

    return csList;
  }

  private void fillActivityViews(String itemId){
    String metadata = null;
    String identifier1 = null;
    String identifier2 = null;
    String identifier1Value = null;
    String identifier2Value = null;
    String sLifeTime = null;
    MetadataLifetime lifeTime = null;

    Uri publish_uri = Uri.parse(DBContentProvider.PUBLISH_URI + "/" + itemId);

    Cursor cursor = getContentResolver().query(
        publish_uri,
        null, null, null, null);

    if(cursor.getCount() == 1 && cursor.moveToNext()){

      int metadata_Index = cursor.getColumnIndexOrThrow(Requests.COLUMN_METADATA);
      int identifier1_Index = cursor.getColumnIndexOrThrow(Requests.COLUMN_IDENTIFIER1);
      int identifier2_Index = cursor.getColumnIndexOrThrow(Requests.COLUMN_IDENTIFIER2);
      int identifier1Value_Index = cursor.getColumnIndexOrThrow(Requests.COLUMN_IDENTIFIER1_Value);
      int identifier2Value_Index = cursor.getColumnIndexOrThrow(Requests.COLUMN_IDENTIFIER2_Value);
      int lifeTime_Index = cursor.getColumnIndexOrThrow(Requests.COLUMN_LIFE_TIME);

      metadata = cursor.getString(metadata_Index);
      identifier1 = cursor.getString(identifier1_Index);
      identifier2 = cursor.getString(identifier2_Index);
      identifier1Value = cursor.getString(identifier1Value_Index);
      identifier2Value = cursor.getString(identifier2Value_Index);
      sLifeTime = cursor.getString(lifeTime_Index);

      lifeTime = MetadataLifetime.valueOf(sLifeTime);

      // Attributes

      HashMap<String, String> metaAttributes = Util.getMetadataAttributes(getApplication(), itemId);

      if(metaAttributes.containsKey(VendorMetadata.COLUMN_CARDINALITY)){
        rgMetaList.check(R.id.rbVendor);
      }

      if(!metaAttributes.isEmpty()){
        valueFieldsBuilder.setMetadataMap(metaAttributes);
      }

      // Set Activity Views
      if(lifeTime.equals("forever")){
        rgLifeTime.check(R.id.rbForever);
      }else if(lifeTime.equals("session")){
        rgLifeTime.check(R.id.rbSession);
      }

      sMetaDaten.setSelection(getSpinnerIndex(sMetaDaten, metadata));
      sIdentifier1.setSelection(getSpinnerIndex(sIdentifier1, identifier1));
      sIdentifier2.setSelection(getSpinnerIndex(sIdentifier2, identifier2));
      etIdentifier1.setText(identifier1Value);
      etIdentifier2.setText(identifier2Value);

    } else {
      logger.log(Level.WARN, getResources().getString(R.string.wrongCursorCount));
    }

    cursor.close();
  }

  private int getSpinnerIndex(Spinner spinner, String s){
    int index = 0;
    for (int i=0;i<spinner.getCount();i++){
      if (spinner.getItemAtPosition(i).equals(s)){
        index = i;
        break;
      }
    }
    return index;
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    getMenuInflater().inflate(R.menu.activity_publish, menu);
    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
    case R.id.menu_settings:
      startActivity(new Intent(getBaseContext(), SettingsActivity.class));
      return true;
    case R.id.menu_exit:
      Intent home = new Intent(Intent.ACTION_MAIN);
      home.addCategory(Intent.CATEGORY_HOME);
      home.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
      startActivity(home);
      return true;
    default:
      return super.onOptionsItemSelected(item);
    }
  }
}
Java Source Code List
