org.apache.james.container.spring.mailbox.MaxQuotaConfigurationReader Maven / Gradle / Ivy
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package org.apache.james.container.spring.mailbox;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.commons.configuration.ConfigurationException;
import org.apache.commons.configuration.HierarchicalConfiguration;
import org.apache.james.core.quota.QuotaCount;
import org.apache.james.core.quota.QuotaSize;
import org.apache.james.lifecycle.api.Configurable;
import org.apache.james.mailbox.exception.MailboxException;
import org.apache.james.mailbox.model.QuotaRoot;
import org.apache.james.mailbox.quota.MaxQuotaManager;
import org.apache.james.mailbox.quota.QuotaRootResolver;
public class MaxQuotaConfigurationReader implements Configurable {
private final MaxQuotaManager maxQuotaManager;
private final QuotaRootResolver quotaRootResolver;
public MaxQuotaConfigurationReader(MaxQuotaManager maxQuotaManager, QuotaRootResolver quotaRootResolver) {
this.maxQuotaManager = maxQuotaManager;
this.quotaRootResolver = quotaRootResolver;
}
@Override
public void configure(HierarchicalConfiguration config) throws ConfigurationException {
Long globalMaxMessage = config.configurationAt("maxQuotaManager").getLong("globalMaxMessage", null);
Long globalMaxStorage = config.configurationAt("maxQuotaManager").getLong("globalMaxStorage", null);
Map maxMessage = parseMaxMessageConfiguration(config, "maxMessage");
Map maxStorage = parseMaxMessageConfiguration(config, "maxStorage");
try {
configureGlobalValues(globalMaxMessage, globalMaxStorage);
configureQuotaRootSpecificValues(maxMessage, maxStorage);
} catch (MailboxException e) {
throw new ConfigurationException("Exception caught while configuring max quota manager", e);
}
}
private Map parseMaxMessageConfiguration(HierarchicalConfiguration config, String entry) {
List maxMessageConfiguration = config.configurationAt("maxQuotaManager").configurationsAt(entry);
Map result = new HashMap<>();
for (HierarchicalConfiguration conf : maxMessageConfiguration) {
result.put(conf.getString("quotaRoot"), conf.getLong("value"));
}
return result;
}
private void configureGlobalValues(Long globalMaxMessage, Long globalMaxStorage) throws MailboxException {
if (globalMaxMessage != null) {
maxQuotaManager.setGlobalMaxMessage(QuotaCount.count(globalMaxMessage));
}
if (globalMaxStorage != null) {
maxQuotaManager.setGlobalMaxStorage(QuotaSize.size(globalMaxStorage));
}
}
private void configureQuotaRootSpecificValues(Map maxMessage, Map maxStorage) throws MailboxException {
for (Map.Entry entry : maxMessage.entrySet()) {
maxQuotaManager.setMaxMessage(toQuotaRoot(entry.getKey()), QuotaCount.count(entry.getValue()));
}
for (Map.Entry entry : maxStorage.entrySet()) {
maxQuotaManager.setMaxStorage(toQuotaRoot(entry.getKey()), QuotaSize.size(entry.getValue()));
}
}
private QuotaRoot toQuotaRoot(String serializedKey) throws MailboxException {
return quotaRootResolver.fromString(serializedKey);
}
}