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Fixes for patch mechanisms; Javadocs; Some field renaming

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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2130 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Derek Hulley
2006-01-18 01:53:57 +00:00
parent 08b0f1f668
commit 1fadfb3952
10 changed files with 126 additions and 27 deletions
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97
source/java/org/alfresco/repo/admin/patch/PatchServiceImpl.java
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@@ -21,7 +21,9 @@ import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.StringTokenizer;
import org.alfresco.error.AlfrescoRuntimeException;
import org.alfresco.repo.domain.AppliedPatch;
import org.alfresco.service.cmr.admin.PatchException;
import org.alfresco.service.cmr.admin.PatchInfo;
@@ -184,9 +186,9 @@ public class PatchServiceImpl implements PatchService
String report = null;
boolean success = false;
// first check whether the patch is relevant to the repo
Descriptor repo = descriptorService.getRepositoryDescriptor();
String versionLabel = repo.getVersionLabel();
if (versionLabel.compareTo(patch.getApplyAfterVersion()) >= 0)
Descriptor repoDescriptor = descriptorService.getRepositoryDescriptor();
boolean applies = applies(repoDescriptor, patch);
if (!applies)
{
// create a dummy report
StringBuilder sb = new StringBuilder(128);
@@ -213,9 +215,9 @@ public class PatchServiceImpl implements PatchService
appliedPatch = patchDaoService.newAppliedPatch(patch.getId());
// fill in the record's details
appliedPatch.setDescription(patch.getDescription());
appliedPatch.setApplyAfterVersion(patch.getApplyAfterVersion());
appliedPatch.setApplyToVersion(patch.getApplyToVersion());
appliedPatch.setSucceeded(success);
appliedPatch.setAppliedOnVersion(versionLabel);
appliedPatch.setAppliedOnVersion(repoDescriptor.getVersion());
appliedPatch.setAppliedOnDate(new Date());
appliedPatch.setReport(report);
// create the info for returning
@@ -227,4 +229,89 @@ public class PatchServiceImpl implements PatchService
}
return patchInfo;
}
/**
* Check whether or not the patch should be applied to the repository, given the descriptor.
* This helper is required to
*
* @param repoDescriptor contains the version details of the repository
* @param patch the patch whos version must be checked
* @return Returns true if the patch should be applied to the repository
*/
private boolean applies(Descriptor repoDescriptor, Patch patch)
{
// resolve the version numbers of the repo
int[] repoVersions = new int[] {0, 0, 0};
try
{
if (repoDescriptor.getVersionMajor() != null)
{
repoVersions[0] = Integer.parseInt(repoDescriptor.getVersionMajor());
}
if (repoDescriptor.getVersionMinor() != null)
{
repoVersions[1] = Integer.parseInt(repoDescriptor.getVersionMinor());
}
if (repoDescriptor.getVersionRevision() != null)
{
repoVersions[2] = Integer.parseInt(repoDescriptor.getVersionRevision());
}
}
catch (NumberFormatException e)
{
throw new AlfrescoRuntimeException("Non-numeric repository version are not allowed: " +
repoDescriptor.getVersion());
}
// by default, the patch won't apply. All the revision numbers will have to be greater
// than that of the repo to apply
int[] applyToVersions = new int[] {0, 0, 0};
try
{
// break the patch version up
String applyToVersion = patch.getApplyToVersion();
StringTokenizer tokens = new StringTokenizer(applyToVersion, ".");
for (int i = 0; i < 3 && tokens.hasMoreTokens(); i++)
{
String versionStr = tokens.nextToken();
applyToVersions[i] = Integer.parseInt(versionStr);
}
}
catch (NumberFormatException e)
{
throw new AlfrescoRuntimeException("Non-numeric patch apply version: " + patch);
}
// compare each version number
// in the event of a match, we don't apply as the patch version is the
boolean apply = true;
for (int i = 0; i < 3; i++)
{
if (repoVersions[i] < applyToVersions[i])
{
// repo is old and patch is newer - we definitely need to apply
apply = true;
break;
}
else if (repoVersions[i] > applyToVersions[i])
{
// the repo version number is high enough (repo is new enough) that patch doesn't apply
apply = false;
break;
}
else
{
// so far, the two match
}
}
// done
if (logger.isDebugEnabled())
{
logger.debug("Patch version number check against repo version: \n" +
" repo version: " + repoDescriptor.getVersion() + "\n" +
" patch: " + patch);
}
return apply;
}
}