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/*
@ITMillApache2LicenseForJavaFiles@
*/
package com.vaadin.terminal;
import java.io.Serializable;
/**
* Interface for rendering error messages to terminal. All the visible errors
* shown to user must implement this interface.
*
* @author IT Mill Ltd.
* @version
* @VERSION@
* @since 3.0
*/
public interface ErrorMessage extends Paintable, Serializable {
public enum ErrorLevel {
/**
* Error code for informational messages.
*/
INFORMATION("info", 0),
/**
* Error code for warning messages.
*/
WARNING("warning", 1),
/**
* Error code for regular error messages.
*/
ERROR("error", 2),
/**
* Error code for critical error messages.
*/
CRITICAL("critical", 3),
/**
* Error code for system errors and bugs.
*/
SYSTEMERROR("system", 4);
String text;
int errorLevel;
private ErrorLevel(String text, int errorLevel) {
this.text = text;
this.errorLevel = errorLevel;
}
/**
* Textual representation for server-client communication of level
*
* @return String for error severity
*/
public String getText() {
return text;
}
/**
* Integer representation of error severity for comparison
*
* @return integer for error severity
*/
public int intValue() {
return errorLevel;
}
@Override
public String toString() {
return text;
}
}
/**
* @deprecated from 7.0, use {@link ErrorLevel#SYSTEMERROR} instead
*/
@Deprecated
public static final ErrorLevel SYSTEMERROR = ErrorLevel.SYSTEMERROR;
/**
* @deprecated from 7.0, use {@link ErrorLevel#CRITICAL} instead
*/
@Deprecated
public static final ErrorLevel CRITICAL = ErrorLevel.CRITICAL;
/**
* @deprecated from 7.0, use {@link ErrorLevel#ERROR} instead
*/
@Deprecated
public static final ErrorLevel ERROR = ErrorLevel.ERROR;
/**
* @deprecated from 7.0, use {@link ErrorLevel#WARNING} instead
*/
@Deprecated
public static final ErrorLevel WARNING = ErrorLevel.WARNING;
/**
* @deprecated from 7.0, use {@link ErrorLevel#INFORMATION} instead
*/
@Deprecated
public static final ErrorLevel INFORMATION = ErrorLevel.INFORMATION;
/**
* Gets the errors level.
*
* @return the level of error as an integer.
*/
public ErrorLevel getErrorLevel();
/**
* Error messages are inmodifiable and thus listeners are not needed. This
* method should be implemented as empty.
*
* @param listener
* the listener to be added.
* @see com.vaadin.terminal.Paintable#addListener(Paintable.RepaintRequestListener)
*/
public void addListener(RepaintRequestListener listener);
/**
* Error messages are inmodifiable and thus listeners are not needed. This
* method should be implemented as empty.
*
* @param listener
* the listener to be removed.
* @see com.vaadin.terminal.Paintable#removeListener(Paintable.RepaintRequestListener)
*/
public void removeListener(RepaintRequestListener listener);
/**
* Error messages are inmodifiable and thus listeners are not needed. This
* method should be implemented as empty.
*
* @see com.vaadin.terminal.Paintable#requestRepaint()
*/
public void requestRepaint();
}
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