| package org.apache.maven.artifact.repository; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| import java.util.Calendar; |
| import java.util.Date; |
| |
| /** |
| * Describes a set of policies for a repository to use under certain conditions. |
| * |
| * @author <a href="mailto:brett@apache.org">Brett Porter</a> |
| */ |
| public class ArtifactRepositoryPolicy |
| { |
| public static final String UPDATE_POLICY_NEVER = "never"; |
| |
| public static final String UPDATE_POLICY_ALWAYS = "always"; |
| |
| public static final String UPDATE_POLICY_DAILY = "daily"; |
| |
| public static final String UPDATE_POLICY_INTERVAL = "interval"; |
| |
| public static final String CHECKSUM_POLICY_FAIL = "fail"; |
| |
| public static final String CHECKSUM_POLICY_WARN = "warn"; |
| |
| public static final String CHECKSUM_POLICY_IGNORE = "ignore"; |
| |
| public static final String DEFAULT_CHECKSUM_POLICY = CHECKSUM_POLICY_FAIL; |
| |
| private boolean enabled; |
| |
| private String updatePolicy; |
| |
| private String checksumPolicy; |
| |
| public ArtifactRepositoryPolicy() |
| { |
| this( true, null, null ); |
| } |
| |
| public ArtifactRepositoryPolicy( ArtifactRepositoryPolicy policy ) |
| { |
| this( policy.isEnabled(), policy.getUpdatePolicy(), policy.getChecksumPolicy() ); |
| } |
| |
| public ArtifactRepositoryPolicy( boolean enabled, String updatePolicy, String checksumPolicy ) |
| { |
| this.enabled = enabled; |
| |
| if ( updatePolicy == null ) |
| { |
| updatePolicy = UPDATE_POLICY_DAILY; |
| } |
| this.updatePolicy = updatePolicy; |
| |
| if ( checksumPolicy == null ) |
| { |
| checksumPolicy = DEFAULT_CHECKSUM_POLICY; |
| } |
| this.checksumPolicy = checksumPolicy; |
| } |
| |
| public void setEnabled( boolean enabled ) |
| { |
| this.enabled = enabled; |
| } |
| |
| public void setUpdatePolicy( String updatePolicy ) |
| { |
| if ( updatePolicy != null ) |
| { |
| this.updatePolicy = updatePolicy; |
| } |
| } |
| |
| public void setChecksumPolicy( String checksumPolicy ) |
| { |
| if ( checksumPolicy != null ) |
| { |
| this.checksumPolicy = checksumPolicy; |
| } |
| } |
| |
| public boolean isEnabled() |
| { |
| return enabled; |
| } |
| |
| public String getUpdatePolicy() |
| { |
| return updatePolicy; |
| } |
| |
| public String getChecksumPolicy() |
| { |
| return checksumPolicy; |
| } |
| |
| public boolean checkOutOfDate( Date lastModified ) |
| { |
| boolean checkForUpdates = false; |
| |
| if ( UPDATE_POLICY_ALWAYS.equals( updatePolicy ) ) |
| { |
| checkForUpdates = true; |
| } |
| else if ( UPDATE_POLICY_DAILY.equals( updatePolicy ) ) |
| { |
| // Get local midnight boundary |
| Calendar cal = Calendar.getInstance(); |
| |
| cal.set( Calendar.HOUR_OF_DAY, 0 ); |
| cal.set( Calendar.MINUTE, 0 ); |
| cal.set( Calendar.SECOND, 0 ); |
| cal.set( Calendar.MILLISECOND, 0 ); |
| |
| if ( cal.getTime().after( lastModified ) ) |
| { |
| checkForUpdates = true; |
| } |
| } |
| else if ( updatePolicy.startsWith( UPDATE_POLICY_INTERVAL ) ) |
| { |
| String s = updatePolicy.substring( UPDATE_POLICY_INTERVAL.length() + 1 ); |
| int minutes = Integer.parseInt( s ); |
| Calendar cal = Calendar.getInstance(); |
| cal.add( Calendar.MINUTE, -minutes ); |
| if ( cal.getTime().after( lastModified ) ) |
| { |
| checkForUpdates = true; |
| } |
| } |
| // else assume "never" |
| return checkForUpdates; |
| } |
| |
| @Override |
| public String toString() |
| { |
| StringBuilder buffer = new StringBuilder( 64 ); |
| buffer.append( "{enabled=" ); |
| buffer.append( enabled ); |
| buffer.append( ", checksums=" ); |
| buffer.append( checksumPolicy ); |
| buffer.append( ", updates=" ); |
| buffer.append( updatePolicy ); |
| buffer.append( '}' ); |
| return buffer.toString(); |
| } |
| |
| public void merge( ArtifactRepositoryPolicy policy ) |
| { |
| if ( policy != null && policy.isEnabled() ) |
| { |
| setEnabled( true ); |
| |
| if ( ordinalOfCksumPolicy( policy.getChecksumPolicy() ) < ordinalOfCksumPolicy( getChecksumPolicy() ) ) |
| { |
| setChecksumPolicy( policy.getChecksumPolicy() ); |
| } |
| |
| if ( ordinalOfUpdatePolicy( policy.getUpdatePolicy() ) < ordinalOfUpdatePolicy( getUpdatePolicy() ) ) |
| { |
| setUpdatePolicy( policy.getUpdatePolicy() ); |
| } |
| } |
| } |
| |
| private int ordinalOfCksumPolicy( String policy ) |
| { |
| if ( ArtifactRepositoryPolicy.CHECKSUM_POLICY_FAIL.equals( policy ) ) |
| { |
| return 2; |
| } |
| else if ( ArtifactRepositoryPolicy.CHECKSUM_POLICY_IGNORE.equals( policy ) ) |
| { |
| return 0; |
| } |
| else |
| { |
| return 1; |
| } |
| } |
| |
| @SuppressWarnings( "checkstyle:magicnumber" ) |
| private int ordinalOfUpdatePolicy( String policy ) |
| { |
| if ( ArtifactRepositoryPolicy.UPDATE_POLICY_DAILY.equals( policy ) ) |
| { |
| return 1440; |
| } |
| else if ( ArtifactRepositoryPolicy.UPDATE_POLICY_ALWAYS.equals( policy ) ) |
| { |
| return 0; |
| } |
| else if ( policy != null && policy.startsWith( ArtifactRepositoryPolicy.UPDATE_POLICY_INTERVAL ) ) |
| { |
| String s = policy.substring( UPDATE_POLICY_INTERVAL.length() + 1 ); |
| return Integer.parseInt( s ); |
| } |
| else |
| { |
| return Integer.MAX_VALUE; |
| } |
| } |
| |
| } |