Merge branch 'kjwang/Fix_TUP-31305_avoid_encrypt_the_password' of https://github.com/Talend/tcommon-studio-se.git into kjwang/Fix_TUP-31305_avoid_encrypt_the_password

everytime
https://jira.talendforge.org/browse/TUP-31305

main/plugins/org.talend.model/src/main/java/org/talend/designer/core/model/utils/emf/talendfile/impl/ElementParameterTypeImpl.java

@@ -7,6 +7,7 @@ package org.talend.designer.core.model.utils.emf.talendfile.impl;
 
 import java.util.Collection;
 
+import org.apache.commons.codec.binary.StringUtils;
 import org.eclipse.emf.common.notify.Notification;
 import org.eclipse.emf.common.notify.NotificationChain;
 import org.eclipse.emf.common.util.EList;
@@ -326,6 +327,10 @@ public class ElementParameterTypeImpl extends EObjectImpl implements ElementPara
 
     public void setRawValue(String newValue) {
         if (newValue != null && newValue.length() > 0 && PasswordEncryptUtil.isPasswordField(getField())) {
+            String oldValue = getValue();
+            if (StudioEncryption.isLatestKeyResult(oldValue) && StringUtils.equals(newValue, getRawValue())) {
+                return;
+            }
             String encryptValue = StudioEncryption.getStudioEncryption(StudioEncryption.EncryptionKeyName.SYSTEM)
                     .encrypt(newValue);
             if (encryptValue != null) {

main/plugins/org.talend.utils/src/main/java/org/talend/utils/security/StudioEncryption.java

@@ -21,6 +21,7 @@ import java.io.OutputStream;
 import java.security.Provider;
 import java.security.Security;
 import java.util.Base64;
+import java.util.HashMap;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Properties;
@@ -54,6 +55,8 @@ public class StudioEncryption {
 
     private static final Pattern REG_ENCRYPTED_DATA_ROUTINE = Pattern
             .compile("^enc\\:routine\\.encryption\\.key\\.v\\d\\:\\p{Print}+");
+    
+    private static final Map <String, String> LATEST_KEY_DESC = new HashMap<String, String>();
 
     private EncryptionKeyName keyName;
 
@@ -107,6 +110,38 @@ public class StudioEncryption {
         LOGGER.error("Can not load encryption key: " + encryptionKeyName, e);
         throw e;
     }
+    
+    public static boolean isLatestKeyResult(String input) {
+        if (input != null && hasEncryptionSymbol(input)) {
+            EncryptionKeyName keyName = null;
+            if (input.startsWith(PREFIX_PASSWORD + StudioKeyName.KEY_SYSTEM_PREFIX)) {
+                keyName = StudioEncryption.EncryptionKeyName.SYSTEM;
+            } else if (input.startsWith(PREFIX_PASSWORD + StudioKeyName.KEY_ROUTINE_PREFIX)) {
+                keyName = StudioEncryption.EncryptionKeyName.ROUTINE;
+            } else if (input.startsWith(PREFIX_PASSWORD + StudioKeyName.KEY_MIGRATION)) {
+                keyName = StudioEncryption.EncryptionKeyName.MIGRATION;
+            } else if (input.startsWith(PREFIX_PASSWORD + StudioKeyName.KEY_MIGRATION_TOKEN)) {
+                keyName = StudioEncryption.EncryptionKeyName.MIGRATION_TOKEN;
+            }
+            if (keyName != null) {
+                StudioKeySource ks = getKeySource(keyName.name, true);
+                String keyResult = LATEST_KEY_DESC.get(keyName.name);
+                if (keyResult == null) {
+                    StringBuilder sb = new StringBuilder();
+                    sb.append(PREFIX_PASSWORD);
+                    sb.append(ks.getKeyName());
+                    sb.append(":");
+                    keyResult = sb.toString();
+                    LATEST_KEY_DESC.put(keyName.name, keyResult); 
+                }
+
+                if (input.startsWith(LATEST_KEY_DESC.get(keyName.name))) {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
 
     private Encryption getEncryption(StudioKeySource ks) {
         CipherSource cs = null;