package liquibase.exception;
import liquibase.changelog.ChangeSet;
import liquibase.changelog.visitor.ValidatingVisitor;
import liquibase.database.Database;
import liquibase.logging.LogFactory;
import liquibase.precondition.ErrorPrecondition;
import liquibase.precondition.FailedPrecondition;
import liquibase.util.StreamUtil;
import java.io.PrintStream;
import java.util.List;
import java.util.Set;
public class ValidationFailedException extends MigrationFailedException {
private List<ChangeSet> invalidMD5Sums;
private List<FailedPrecondition> failedPreconditions;
private List<ErrorPrecondition> errorPreconditions;
private Set<ChangeSet> duplicateChangeSets;
private List<SetupException> setupExceptions;
private List<Throwable> changeValidationExceptions;
private ValidationErrors validationErrors;
private Database database;
public ValidationFailedException(ValidatingVisitor changeLogHandler) {
this.invalidMD5Sums = changeLogHandler.getInvalidMD5Sums();
this.failedPreconditions = changeLogHandler.getFailedPreconditions();
this.errorPreconditions = changeLogHandler.getErrorPreconditions();
this.duplicateChangeSets = changeLogHandler.getDuplicateChangeSets();
this.setupExceptions = changeLogHandler.getSetupExceptions();
this.changeValidationExceptions = changeLogHandler.getChangeValidationExceptions();
this.validationErrors = changeLogHandler.getValidationErrors();
this.database = changeLogHandler.getDatabase();
}
@Override
public String getMessage() {
StringBuffer message = new StringBuffer();
message.append("Validation Failed:").append(StreamUtil.getLineSeparator());
if (invalidMD5Sums.size() > 0) {
message.append(" ").append(invalidMD5Sums.size()).append(" change sets check sum").append(StreamUtil.getLineSeparator());
for (int i=0; i< invalidMD5Sums.size(); i++) {
if (i > 25) {
break;
}
ChangeSet invalid = invalidMD5Sums.get(i);
message.append(" ").append(invalid.toString(false)).append(" is now: ").append(invalid.generateCheckSum());
message.append(StreamUtil.getLineSeparator());
}
}
if (failedPreconditions.size() > 0) {
message.append(" ").append(failedPreconditions.size()).append(" preconditions failed").append(StreamUtil.getLineSeparator());
for (FailedPrecondition invalid : failedPreconditions) {
message.append(" ").append(invalid.toString());
message.append(StreamUtil.getLineSeparator());
}
}
if (errorPreconditions.size() > 0) {
message.append(" ").append(errorPreconditions.size()).append(" preconditions generated an error").append(StreamUtil.getLineSeparator());
for (ErrorPrecondition invalid : errorPreconditions) {
message.append(" ").append(invalid.toString());
message.append(StreamUtil.getLineSeparator());
}
}
if (duplicateChangeSets.size() > 0) {
message.append(" ").append(duplicateChangeSets.size()).append(" change sets had duplicate identifiers").append(StreamUtil.getLineSeparator());
for (ChangeSet invalid : duplicateChangeSets) {
message.append(" ").append(invalid.toString(false));
message.append(StreamUtil.getLineSeparator());
}
}
if(setupExceptions.size() >0){
message.append(" ").append(setupExceptions.size()).append(" changes have failures").append(StreamUtil.getLineSeparator());
for (SetupException invalid : setupExceptions) {
message.append(" ").append(invalid.toString());
message.append(StreamUtil.getLineSeparator());
}
}
if(changeValidationExceptions.size() >0){
message.append(" ").append(changeValidationExceptions.size()).append(" changes have validation errors").append(StreamUtil.getLineSeparator());
for (Throwable invalid : changeValidationExceptions) {
LogFactory.getLogger().debug("validation exception", invalid);
message.append(" ").append(invalid.toString());
message.append(StreamUtil.getLineSeparator());
}
}
if(validationErrors.hasErrors()){
message.append(" ").append(validationErrors.getErrorMessages().size()).append(" changes have validation failures").append(StreamUtil.getLineSeparator());
for (String invalid : validationErrors.getErrorMessages()) {
message.append(" ").append(invalid);
message.append(StreamUtil.getLineSeparator());
}
}
return message.toString();
}
public List<ChangeSet> getInvalidMD5Sums() {
return invalidMD5Sums;
}
public void printDescriptiveError(PrintStream out) {
out.println("Validation Error: ");
if (invalidMD5Sums.size() > 0) {
out.println(" "+invalidMD5Sums.size()+" change sets have changed since they were ran against the database");
for (ChangeSet changeSet : invalidMD5Sums) {
out.println(" "+changeSet.toString(false));
}
}
if (failedPreconditions.size() > 0) {
out.println(" "+failedPreconditions.size()+" preconditions failed");
for (FailedPrecondition failedPrecondition : failedPreconditions) {
out.println(" "+failedPrecondition.toString());
}
}
if (errorPreconditions.size() > 0) {
out.println(" "+errorPreconditions.size()+" preconditions generated an error");
for (ErrorPrecondition errorPrecondition : errorPreconditions) {
out.println(" "+errorPrecondition.toString());
}
}
if (duplicateChangeSets.size() > 0) {
out.println(" "+duplicateChangeSets.size()+" change sets had duplicate identifiers");
for (ChangeSet duplicate : duplicateChangeSets) {
out.println(" "+duplicate.toString(false));
}
}
if(setupExceptions.size() >0) {
out.println(" "+setupExceptions.size()+" changes had errors");
for (SetupException setupEx : setupExceptions) {
out.println(" "+setupEx.getMessage());
}
}
}
}