import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
@Override
protected void evaluateSingleValue(Object value)
{
    // ensure that the value can be converted to a String
    String checkValue = null;
    try
    {
        checkValue = DefaultTypeConverter.INSTANCE.convert(String.class, value);
    }
    catch (TypeConversionException e)
    {
        throw new ConstraintException(ERR_NON_STRING, value);
    }
    
    AuthorityType type = AuthorityType.getAuthorityType(checkValue);
    if((type != AuthorityType.GROUP) && (type != AuthorityType.ROLE))
    {
        throw new ConstraintException(ERR_INVALID_AUTHORITY_NAME, value, type);
    }
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
@Override
protected void evaluateSingleValue(Object value)
{
    // ensure that the value can be converted to a String
    String checkValue = null;
    try
    {
        checkValue = DefaultTypeConverter.INSTANCE.convert(String.class, value);
    }
    catch (TypeConversionException e)
    {
        throw new ConstraintException(ERR_NON_STRING, value);
    }
    
    AuthorityType type = AuthorityType.getAuthorityType(checkValue);
    if((type != AuthorityType.USER) && (type != AuthorityType.GUEST))
    {
        throw new ConstraintException(ERR_INVALID_USERNAME, value, type);
    }
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
@Override
public List<String> getRawAllowedValues()
{
    List<String> result = null;
    try
    {
        result = loadClasspathTemplates(templatesParentClasspath,
                                        "json");
    }
    catch (IOException e)
    {
        throw new ConstraintException("ListTemplateTypesConstraints",
                                      e);
    }
    List<String> repositoryTemplates = loadRepositoryTemplates(templatesParentRepositoryPath);
    result.addAll(repositoryTemplates);
    if (result.size() == 0)
    {
        result.add(NULL_SYSTEM_TEMPLATE);
    }
    super.setAllowedValues(result);
    return result;
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
protected void evaluateSingleValue(Object value)
{
    // ensure that the value can be converted to a String
    String checkValue = null;
    try
    {
        checkValue = DefaultTypeConverter.INSTANCE.convert(String.class, value);
    }
    catch (TypeConversionException e)
    {
        throw new ConstraintException(ERR_NON_STRING, value);
    }
    
    // Check that the value length
    int length = checkValue.length();
    if (length > maxLength || length < minLength)
    {
        if (length > 20)
        {
            checkValue = checkValue.substring(0, 17) + "...";
        }
        throw new ConstraintException(ERR_INVALID_LENGTH, checkValue, minLength, maxLength);
    }
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
protected void evaluateSingleValue(Object value)
{
    // ensure that the value can be converted to a double
    double checkValue = Double.NaN;
    try
    {
        checkValue = DefaultTypeConverter.INSTANCE.doubleValue(value);
    }
    catch (NumberFormatException e)
    {
        throw new ConstraintException(ERR_NON_NUMERIC, value);
    }
    
    // Infinity and NaN cannot match
    if (Double.isInfinite(checkValue) || Double.isNaN(checkValue))
    {
        throw new ConstraintException(ERR_OUT_OF_RANGE, checkValue, minValue, maxValue);
    }
    
    // Check that the value is in range
    if (checkValue > maxValue || checkValue < minValue)
    {
        throw new ConstraintException(ERR_OUT_OF_RANGE, checkValue, minValue, maxValue);
    }
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
protected void evaluateSingleValue(Object value)
{
    // convert the value to a String
    String valueStr = DefaultTypeConverter.INSTANCE.convert(String.class, value);
    Matcher matcher = patternMatcher.matcher(valueStr);
    boolean matches = matcher.matches();
    if (matches != requiresMatch)
    {
        // Look for a message corresponding to this constraint name
        String messageId = CONSTRAINT_REGEX_MSG_PREFIX + getShortName();
        if (I18NUtil.getMessage(messageId, value) != null)
        {
            throw new ConstraintException(messageId, value);
        }
        // Otherwise, fall back to a generic (but unfriendly) message
        else if (requiresMatch)
        {
            throw new ConstraintException(RegexConstraint.CONSTRAINT_REGEX_NO_MATCH, value, expression);
        }
        else
        {
            throw new ConstraintException(RegexConstraint.CONSTRAINT_REGEX_MATCH, value, expression);
        }
    }
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
/**
 * Fails on everything but String values, which pass.
 * Null values cause runtime exceptions and all other failures are by
 * DictionaryException.
 */
@Override
protected void evaluateSingleValue(Object value)
{
    if (value == null)
    {
        throw new NullPointerException("Null value in dummy test");
    }
    else if (value instanceof String)
    {
        tested.add(value);
    }
    else
    {
        throw new ConstraintException("Non-String value");
    }
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
/**
 * @see org.alfresco.repo.dictionary.constraint.AbstractConstraint#evaluateSingleValue(java.lang.Object)
 */
@Override
protected void evaluateSingleValue(Object value)
{
    // convert the value to a String
    String valueStr = null;
    try
    {
        valueStr = DefaultTypeConverter.INSTANCE.convert(String.class, value);
    }
    catch (TypeConversionException e)
    {
        throw new ConstraintException(ERR_NON_STRING, value);
    }
    // check that the value is in the set of allowed values
    if (caseSensitive)
    {
        if (!allowedValuesSet.contains(valueStr))
        {
            throw new ConstraintException(ERR_INVALID_VALUE, value);
        }
    }
    else
    {
        if (!allowedValuesUpperSet.contains(valueStr.toUpperCase()))
        {
            throw new ConstraintException(ERR_INVALID_VALUE, value);
        }
    }
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
/**
 * ensure that the default handling of checks on collections will work
 */ 
public void testCollections() throws Exception
{
    DummyConstraint constraint = new DummyConstraint();
    constraint.initialize();
    
    assertEquals("DummyConstraint type should be 'org.alfresco.repo.dictionary.constraint.ConstraintsTest$DummyConstraint'", 
                "org.alfresco.repo.dictionary.constraint.ConstraintsTest$DummyConstraint", 
                constraint.getType());
    assertNotNull("DummyConstraint should not have empty parameters", constraint.getParameters());
    assertEquals("DummyConstraint should not have empty parameters", 0, constraint.getParameters().size());
    
    List<Object> dummyObjects = new ArrayList<Object>(3);
    dummyObjects.add("ABC");   // correct
    dummyObjects.add("DEF");   // correct
    dummyObjects.add(this);    // NO
    try
    {
        constraint.evaluate(dummyObjects);
        fail("Failed to detected constraint violation in collection");
    }
    catch (ConstraintException e)
    {
        // expected
        checkI18NofExceptionMessage(e);
    }
    // check that the two strings were properly dealt with
    assertEquals("String values not checked", 2, constraint.tested.size());
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
private void evaluate(Constraint constraint, Object value, boolean expectFailure) throws Exception
{
    try
    {
        constraint.evaluate(value);
        if (expectFailure)
        {
            // it should have failed
            fail("Failure did not occur: \n" +
                    "   constraint: " + constraint + "\n" +
                    "   value: " + value);
        }
    }
    catch (ConstraintException e)
    {
        // check if we expect an error
        if (expectFailure)
        {
            // expected - check message I18N
            checkI18NofExceptionMessage(e);
        }
        else
        {
            // didn't expect it
            throw e;
        }
    }
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
@Override
protected void evaluateSingleValue(Object value)
{
    String checkValue = DefaultTypeConverter.INSTANCE.convert(String.class, value);

    if (checkValue.contains("#"))
    {
        throw new ConstraintException("The value must not contain '#'");
    }
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
@Override
protected void evaluateSingleValue(Object value)
{
    // convert the value to a String
    String valueStr = null;
    try
    {
        valueStr = DefaultTypeConverter.INSTANCE.convert(String.class, value);
    }
    catch (TypeConversionException e)
    {
        throw new ConstraintException(RMConstraintMessageKeys.ERR_NON_STRING, value, e);
    }
    // check that the value is in the set of allowed values
    if (isCaseSensitive())
    {
        if (!getAllowedValues().contains(valueStr))
        {
            throw new ConstraintException(RMConstraintMessageKeys.ERR_INVALID_VALUE, value);
        }
    }
    else
    {
        if (!getAllowedValuesUpper().contains(valueStr.toUpperCase()))
        {
            throw new ConstraintException(RMConstraintMessageKeys.ERR_INVALID_VALUE, value);
        }
    }
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
public void getDocument(NodeRef nodeRef)
    throws GoogleDocsAuthenticationException,
        GoogleDocsServiceException,
        GoogleDocsRefreshTokenException,
        IOException,
        ConstraintException
{
    // TODO Wrap with try for null
    String resourceID = nodeService.getProperty(nodeRef, GoogleDocsModel.PROP_RESOURCE_ID).toString();

    getDocument(nodeRef, resourceID);
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
public void getSpreadSheet(NodeRef nodeRef)
    throws GoogleDocsAuthenticationException,
        GoogleDocsServiceException,
        GoogleDocsRefreshTokenException,
        IOException,
        ConstraintException
{
    // TODO Wrap with try for null
    String resourceID = nodeService.getProperty(nodeRef, GoogleDocsModel.PROP_RESOURCE_ID).toString();

    getSpreadSheet(nodeRef, resourceID);
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
public void getPresentation(NodeRef nodeRef)
    throws GoogleDocsAuthenticationException,
        GoogleDocsServiceException,
        GoogleDocsRefreshTokenException,
        IOException,
        ConstraintException
{
    // TODO Wrap with try for null
    String resourceID = nodeService.getProperty(nodeRef, GoogleDocsModel.PROP_RESOURCE_ID).toString();

    getPresentation(nodeRef, resourceID);
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
/**
 * Retrieve the Google Doc Document associated to this node from Google Docs into the repository
 * 
 * @param nodeRef
 */
@Auditable(parameters = { "nodeRef" })
public void getDocument(NodeRef nodeRef)
    throws GoogleDocsAuthenticationException,
        GoogleDocsServiceException,
        GoogleDocsRefreshTokenException,
        IOException,
        ConstraintException;
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
/**
 * Retrieve the Google Doc Spreadsheet associated to this node from Google Docs into the repository
 * 
 * @param nodeRef
 */
@Auditable(parameters = { "nodeRef" })
public void getSpreadSheet(NodeRef nodeRef)
    throws GoogleDocsAuthenticationException,
        GoogleDocsServiceException,
        GoogleDocsRefreshTokenException,
        IOException,
        ConstraintException;
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
/**
 * Retrieve the Google Doc Presentation associated to this node from Google Docs into the repository
 * 
 * @param nodeRef
 */
@Auditable(parameters = { "nodeRef" })
public void getPresentation(NodeRef nodeRef)
    throws GoogleDocsAuthenticationException,
        GoogleDocsServiceException,
        GoogleDocsRefreshTokenException,
        IOException,
        ConstraintException;
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
private boolean isMetadataValid(ImportableItem importableItem)
{
    if (!importableItem.getHeadRevision().metadataFileExists())
    {
        return true;
    }
    
    if (metadataLoader != null)
    {
        MetadataLoader.Metadata result = new MetadataLoader.Metadata();
        metadataLoader.loadMetadata(importableItem.getHeadRevision(), result);
        
        Map<QName, Serializable> metadataProperties = result.getProperties();
        for (QName propertyName : metadataProperties.keySet())
        {
            PropertyDefinition propDef = dictionaryService.getProperty(propertyName);
            if (propDef != null)
            {
                for (ConstraintDefinition constraintDef : propDef.getConstraints())
                {
                    Constraint constraint = constraintDef.getConstraint();
                    if (constraint != null)
                    {
                        try
                        {
                            constraint.evaluate(metadataProperties.get(propertyName));
                        }
                        catch (ConstraintException e)
                        {
                            if (log.isWarnEnabled())
                            {
                                log.warn("Skipping file '" + FileUtils.getFileName(importableItem.getHeadRevision().getContentFile())
                                   +"' with invalid metadata: '" + FileUtils.getFileName(importableItem.getHeadRevision().getMetadataFile()) + "'.", e);
                            }
                            return false;
                        }
                    }
                }
            }
        }
    }
    
    return true;
}
 

import org.alfresco.service.cmr.dictionary.ConstraintException; //导入依赖的package包/类
/**
 * Sets Default Properties of Task
 * 
 * @param task
 *            task instance
 */
public void setDefaultTaskProperties(DelegateTask task)
{
    TypeDefinition typeDefinition = typeManager.getFullTaskDefinition(task);
    // Only local task properties should be set to default value
    Map<QName, Serializable> existingValues = getTaskProperties(task, typeDefinition, true);
    Map<QName, Serializable> defaultValues = new HashMap<QName, Serializable>();

    Map<QName, PropertyDefinition> propertyDefs = typeDefinition.getProperties();

    // for each property, determine if it has a default value
    for (Map.Entry<QName, PropertyDefinition> entry : propertyDefs.entrySet())
    {
        QName key = entry.getKey();
        String defaultValue = entry.getValue().getDefaultValue();
        if (defaultValue != null && existingValues.get(key) == null)
        {
            defaultValues.put(key, defaultValue);
        }
    }

    // Special case for property priorities
    PropertyDefinition priorDef = propertyDefs.get(WorkflowModel.PROP_PRIORITY);
    Serializable existingValue = existingValues.get(WorkflowModel.PROP_PRIORITY);
    try
    {
    	if(priorDef != null) {
         for (ConstraintDefinition constraintDef : priorDef.getConstraints())
         {
             constraintDef.getConstraint().evaluate(existingValue);
         }
    	}
    }
    catch (ConstraintException ce)
    {
        if(priorDef != null) {
            Integer defaultVal = Integer.valueOf(priorDef.getDefaultValue());
            if (logger.isDebugEnabled())
            {
                logger.debug("Task priority value ("+existingValue+") was invalid so it was set to the default value of "+defaultVal+". Task:"+task.getName());
            }
            defaultValues.put(WorkflowModel.PROP_PRIORITY, defaultVal);
        }
    }    
    
    // Special case for task description default value
    String description = (String) existingValues.get(WorkflowModel.PROP_DESCRIPTION);
    if (description == null || description.length() == 0)
    {
        //Try the localised task description first
        String processDefinitionKey = ((ProcessDefinition) ((TaskEntity)task).getExecution().getProcessDefinition()).getKey();
        description = factory.getTaskDescription(typeDefinition, factory.buildGlobalId(processDefinitionKey), null, task.getTaskDefinitionKey());
        if (description != null && description.length() > 0) {
            defaultValues.put(WorkflowModel.PROP_DESCRIPTION,  description);
        } else {
            String descriptionKey = factory.mapQNameToName(WorkflowModel.PROP_WORKFLOW_DESCRIPTION);
            description = (String) task.getExecution().getVariable(descriptionKey); 
            if (description != null && description.length() > 0) {
                defaultValues.put(WorkflowModel.PROP_DESCRIPTION,  description); 
            } else {
                defaultValues.put(WorkflowModel.PROP_DESCRIPTION,  task.getName());
            }
        }
         
    }

    // Assign the default values to the task
    if (defaultValues.size() > 0)
    {
        setTaskProperties(task, defaultValues);
    }
}