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Diff Revisions 948 vs 950 for /trunk/Java/GWT/Client/src/org/litesoft/GWT/client/util/StyledSafeTextMessageUserSink.java

Diff revisions: vs.
  @@ -1,186 +1,185 @@
1 - package org.litesoft.GWT.client.util;
2 -
3 - import org.litesoft.commonfoundation.base.*;
4 - import org.litesoft.commonfoundation.typeutils.*;
5 -
6 - import java.util.*;
7 -
8 - public class StyledSafeTextMessageUserSink implements MessageUserSink {
9 - private final Manager mManager = new Manager();
10 - private final StyledSafeTextSink mSafeTextSink;
11 - private PriorityMessage mCurrentMessage;
12 -
13 - public StyledSafeTextMessageUserSink( StyledSafeTextSink pSafeTextSink ) {
14 - mSafeTextSink = pSafeTextSink;
15 - }
16 -
17 - @Override
18 - public void clearMessage() {
19 - Priority zNextPriority = mManager.getNextPriority();
20 - if ( !optionallyUpdateCurrentMessage( zNextPriority ) ) {
21 - removeCurrentMessageStyle();
22 - mCurrentMessage = null;
23 - if ( !optionallyUpdateCurrentMessage( zNextPriority ) ) {
24 - setMessageAndStyle( "", Priority.Info );
25 - }
26 - }
27 - }
28 -
29 - @Override
30 - public void clearMessage( String pMessage ) {
31 - if ( mCurrentMessage != null && mCurrentMessage.hasMessage( pMessage ) ) {
32 - clearMessage();
33 - return;
34 - }
35 - mManager.removeMessage( pMessage );
36 - }
37 -
38 - @Override
39 - public void setInfoMessage( String pMessage ) {
40 - optionallyUpdateCurrentMessage( mManager.addMessage( Priority.Info, pMessage ) );
41 - }
42 -
43 - @Override
44 - public void setWarningMessage( String pMessage ) {
45 - optionallyUpdateCurrentMessage( mManager.addMessage( Priority.Warning, pMessage ) );
46 - }
47 -
48 - @Override
49 - public void setErrorMessage( String pMessage ) {
50 - optionallyUpdateCurrentMessage( mManager.addMessage( Priority.Error, pMessage ) );
51 - }
52 -
53 - @Override
54 - public void setErrorMessage( Throwable pThrowable, String pMessage ) {
55 - if ( pThrowable != null ) {
56 - System.err.println( "vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv" );
57 - System.err.println( pMessage );
58 - pThrowable.printStackTrace();
59 - System.err.println( "^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^" );
60 - }
61 - setErrorMessage( pMessage );
62 - }
63 -
64 - /**
65 - * @param pNextHighestPriority null OK - means no more messages - Don't update
66 - *
67 - * @return true if updated the the Current Message
68 - */
69 - private boolean optionallyUpdateCurrentMessage( Priority pNextHighestPriority ) {
70 - if ( pNextHighestPriority != null ) {
71 - Priority zCurrentPriority = getCurrentMessagePriority();
72 - if ( zCurrentPriority == null || zCurrentPriority.isLowerPriorityThan( pNextHighestPriority ) ) {
73 - removeCurrentMessageStyle();
74 - mCurrentMessage = mManager.getNextMessage();
75 - setMessageAndStyle( mCurrentMessage.getMessage(), mCurrentMessage.getPriority() );
76 - return true;
77 - }
78 - }
79 - return false;
80 - }
81 -
82 - private void removeCurrentMessageStyle() {
83 - Priority zCurrentStyle = Priority.deNull( getCurrentMessagePriority() );
84 - mSafeTextSink.removeStyleName( zCurrentStyle.name() );
85 - }
86 -
87 - private void setMessageAndStyle( String pMessage, Priority pPriority ) {
88 - mSafeTextSink.addStyleName( pPriority.name() );
89 - mSafeTextSink.setText( pMessage );
90 - }
91 -
92 - private Priority getCurrentMessagePriority() {
93 - return (mCurrentMessage != null) ? mCurrentMessage.getPriority() : null;
94 - }
95 -
96 - private static class PriorityMessage {
97 - private Priority mPriority;
98 - private String mMessage;
99 -
100 - public PriorityMessage( Priority pPriority, String pMessage ) {
101 - mPriority = pPriority;
102 - mMessage = pMessage;
103 - }
104 -
105 - public Priority getPriority() {
106 - return mPriority;
107 - }
108 -
109 - public String getMessage() {
110 - return mMessage;
111 - }
112 -
113 - public boolean isLowerPriorityThan( Priority pPriority ) {
114 - return mPriority.isLowerPriorityThan( pPriority );
115 - }
116 -
117 - public boolean hasMessage( String pMessage ) {
118 - return mMessage.equals( pMessage );
119 - }
120 - }
121 -
122 - private static class Manager {
123 - private final List<String>[] mMessagesByPriority = Cast.it( new List[Priority.values().length] );
124 -
125 - {
126 - for ( int i = 0; i < mMessagesByPriority.length; i++ ) {
127 - mMessagesByPriority[i] = new ArrayList<String>();
128 - }
129 - }
130 -
131 - /**
132 - * Get the Next Message (with the Highest Priority)
133 - *
134 - * @return null means no more messages
135 - */
136 - public Priority getNextPriority() {
137 - for ( Priority zPriority : Priority.values() ) {
138 - if ( !mMessagesByPriority[zPriority.ordinal()].isEmpty() ) {
139 - return zPriority;
140 - }
141 - }
142 - return null;
143 - }
144 -
145 - /**
146 - * Get the Next Message (with the Highest Priority)
147 - *
148 - * @return null means no more messages
149 - */
150 - public PriorityMessage getNextMessage() {
151 - for ( Priority zPriority : Priority.values() ) {
152 - List<String> zMessages = mMessagesByPriority[zPriority.ordinal()];
153 - if ( !zMessages.isEmpty() ) {
154 - return new PriorityMessage( zPriority, zMessages.remove( 0 ) );
155 - }
156 - }
157 - return null;
158 - }
159 -
160 - /**
161 - * Add a new Message.
162 - *
163 - * @return The Highest Priority Message's Priority OR null if no Messages waiting
164 - */
165 - public Priority addMessage( Priority pPriority, String pMessage ) {
166 - if ( null != (pMessage = Strings.noEmpty( pMessage )) ) {
167 - mMessagesByPriority[Priority.deNull( pPriority ).ordinal()].add( pMessage );
168 - }
169 - for ( Priority zPriority : Priority.values() ) {
170 - if ( !mMessagesByPriority[zPriority.ordinal()].isEmpty() ) {
171 - return zPriority;
172 - }
173 - }
174 - return null;
175 - }
176 -
177 - public void removeMessage( String pMessage ) {
178 - for ( Priority zPriority : Priority.values() ) {
179 - List<String> zMessages = mMessagesByPriority[zPriority.ordinal()];
180 - if ( zMessages.remove( pMessage ) ) {
181 - return;
182 - }
183 - }
184 - }
185 - }
186 - }
1 + package org.litesoft.GWT.client.util;
2 +
3 + import org.litesoft.commonfoundation.base.*;
4 +
5 + import java.util.*;
6 +
7 + public class StyledSafeTextMessageUserSink implements MessageUserSink {
8 + private final Manager mManager = new Manager();
9 + private final StyledSafeTextSink mSafeTextSink;
10 + private PriorityMessage mCurrentMessage;
11 +
12 + public StyledSafeTextMessageUserSink( StyledSafeTextSink pSafeTextSink ) {
13 + mSafeTextSink = pSafeTextSink;
14 + }
15 +
16 + @Override
17 + public void clearMessage() {
18 + Priority zNextPriority = mManager.getNextPriority();
19 + if ( !optionallyUpdateCurrentMessage( zNextPriority ) ) {
20 + removeCurrentMessageStyle();
21 + mCurrentMessage = null;
22 + if ( !optionallyUpdateCurrentMessage( zNextPriority ) ) {
23 + setMessageAndStyle( "", Priority.Info );
24 + }
25 + }
26 + }
27 +
28 + @Override
29 + public void clearMessage( String pMessage ) {
30 + if ( mCurrentMessage != null && mCurrentMessage.hasMessage( pMessage ) ) {
31 + clearMessage();
32 + return;
33 + }
34 + mManager.removeMessage( pMessage );
35 + }
36 +
37 + @Override
38 + public void setInfoMessage( String pMessage ) {
39 + optionallyUpdateCurrentMessage( mManager.addMessage( Priority.Info, pMessage ) );
40 + }
41 +
42 + @Override
43 + public void setWarningMessage( String pMessage ) {
44 + optionallyUpdateCurrentMessage( mManager.addMessage( Priority.Warning, pMessage ) );
45 + }
46 +
47 + @Override
48 + public void setErrorMessage( String pMessage ) {
49 + optionallyUpdateCurrentMessage( mManager.addMessage( Priority.Error, pMessage ) );
50 + }
51 +
52 + @Override
53 + public void setErrorMessage( Throwable pThrowable, String pMessage ) {
54 + if ( pThrowable != null ) {
55 + System.err.println( "vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv" );
56 + System.err.println( pMessage );
57 + pThrowable.printStackTrace();
58 + System.err.println( "^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^" );
59 + }
60 + setErrorMessage( pMessage );
61 + }
62 +
63 + /**
64 + * @param pNextHighestPriority null OK - means no more messages - Don't update
65 + *
66 + * @return true if updated the the Current Message
67 + */
68 + private boolean optionallyUpdateCurrentMessage( Priority pNextHighestPriority ) {
69 + if ( pNextHighestPriority != null ) {
70 + Priority zCurrentPriority = getCurrentMessagePriority();
71 + if ( zCurrentPriority == null || zCurrentPriority.isLowerPriorityThan( pNextHighestPriority ) ) {
72 + removeCurrentMessageStyle();
73 + mCurrentMessage = mManager.getNextMessage();
74 + setMessageAndStyle( mCurrentMessage.getMessage(), mCurrentMessage.getPriority() );
75 + return true;
76 + }
77 + }
78 + return false;
79 + }
80 +
81 + private void removeCurrentMessageStyle() {
82 + Priority zCurrentStyle = Priority.deNull( getCurrentMessagePriority() );
83 + mSafeTextSink.removeStyleName( zCurrentStyle.name() );
84 + }
85 +
86 + private void setMessageAndStyle( String pMessage, Priority pPriority ) {
87 + mSafeTextSink.addStyleName( pPriority.name() );
88 + mSafeTextSink.setText( pMessage );
89 + }
90 +
91 + private Priority getCurrentMessagePriority() {
92 + return (mCurrentMessage != null) ? mCurrentMessage.getPriority() : null;
93 + }
94 +
95 + private static class PriorityMessage {
96 + private Priority mPriority;
97 + private String mMessage;
98 +
99 + public PriorityMessage( Priority pPriority, String pMessage ) {
100 + mPriority = pPriority;
101 + mMessage = pMessage;
102 + }
103 +
104 + public Priority getPriority() {
105 + return mPriority;
106 + }
107 +
108 + public String getMessage() {
109 + return mMessage;
110 + }
111 +
112 + public boolean isLowerPriorityThan( Priority pPriority ) {
113 + return mPriority.isLowerPriorityThan( pPriority );
114 + }
115 +
116 + public boolean hasMessage( String pMessage ) {
117 + return mMessage.equals( pMessage );
118 + }
119 + }
120 +
121 + private static class Manager {
122 + private final List<String>[] mMessagesByPriority = Cast.it( new List[Priority.values().length] );
123 +
124 + {
125 + for ( int i = 0; i < mMessagesByPriority.length; i++ ) {
126 + mMessagesByPriority[i] = new ArrayList<String>();
127 + }
128 + }
129 +
130 + /**
131 + * Get the Next Message (with the Highest Priority)
132 + *
133 + * @return null means no more messages
134 + */
135 + public Priority getNextPriority() {
136 + for ( Priority zPriority : Priority.values() ) {
137 + if ( !mMessagesByPriority[zPriority.ordinal()].isEmpty() ) {
138 + return zPriority;
139 + }
140 + }
141 + return null;
142 + }
143 +
144 + /**
145 + * Get the Next Message (with the Highest Priority)
146 + *
147 + * @return null means no more messages
148 + */
149 + public PriorityMessage getNextMessage() {
150 + for ( Priority zPriority : Priority.values() ) {
151 + List<String> zMessages = mMessagesByPriority[zPriority.ordinal()];
152 + if ( !zMessages.isEmpty() ) {
153 + return new PriorityMessage( zPriority, zMessages.remove( 0 ) );
154 + }
155 + }
156 + return null;
157 + }
158 +
159 + /**
160 + * Add a new Message.
161 + *
162 + * @return The Highest Priority Message's Priority OR null if no Messages waiting
163 + */
164 + public Priority addMessage( Priority pPriority, String pMessage ) {
165 + if ( null != (pMessage = ConstrainTo.significantOrNull( pMessage )) ) {
166 + mMessagesByPriority[Priority.deNull( pPriority ).ordinal()].add( pMessage );
167 + }
168 + for ( Priority zPriority : Priority.values() ) {
169 + if ( !mMessagesByPriority[zPriority.ordinal()].isEmpty() ) {
170 + return zPriority;
171 + }
172 + }
173 + return null;
174 + }
175 +
176 + public void removeMessage( String pMessage ) {
177 + for ( Priority zPriority : Priority.values() ) {
178 + List<String> zMessages = mMessagesByPriority[zPriority.ordinal()];
179 + if ( zMessages.remove( pMessage ) ) {
180 + return;
181 + }
182 + }
183 + }
184 + }
185 + }

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