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95 changes: 95 additions & 0 deletions
95
hapi-fhir-jpaserver-base/src/main/java/ca/uhn/fhir/jpa/util/BaseCaptureQueriesListener.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| package ca.uhn.fhir.jpa.util; | ||
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| import net.ttddyy.dsproxy.ExecutionInfo; | ||
| import net.ttddyy.dsproxy.QueryInfo; | ||
| import net.ttddyy.dsproxy.proxy.ParameterSetOperation; | ||
| import net.ttddyy.dsproxy.support.ProxyDataSourceBuilder; | ||
| import org.apache.commons.lang3.StringUtils; | ||
| import org.hibernate.engine.jdbc.internal.BasicFormatterImpl; | ||
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| import java.util.ArrayList; | ||
| import java.util.Collections; | ||
| import java.util.List; | ||
| import java.util.Queue; | ||
| import java.util.stream.Collectors; | ||
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| public abstract class BaseCaptureQueriesListener implements ProxyDataSourceBuilder.SingleQueryExecution { | ||
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| @Override | ||
| public void execute(ExecutionInfo theExecutionInfo, List<QueryInfo> theQueryInfoList) { | ||
| final Queue<Query> queryList = provideQueryList(); | ||
| for (QueryInfo next : theQueryInfoList) { | ||
| String sql = StringUtils.trim(next.getQuery()); | ||
| List<String> params; | ||
| if (next.getParametersList().size() > 0 && next.getParametersList().get(0).size() > 0) { | ||
| List<ParameterSetOperation> values = next | ||
| .getParametersList() | ||
| .get(0); | ||
| params = values.stream() | ||
| .map(t -> t.getArgs()[1]) | ||
| .map(t -> t != null ? t.toString() : "NULL") | ||
| .collect(Collectors.toList()); | ||
| } else { | ||
| params = Collections.emptyList(); | ||
| } | ||
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| long elapsedTime = theExecutionInfo.getElapsedTime(); | ||
| long startTime = System.currentTimeMillis() - elapsedTime; | ||
| queryList.add(new Query(sql, params, startTime, elapsedTime)); | ||
| } | ||
| } | ||
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| protected abstract Queue<Query> provideQueryList(); | ||
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| public static class Query { | ||
| private final String myThreadName = Thread.currentThread().getName(); | ||
| private final String mySql; | ||
| private final List<String> myParams; | ||
| private final long myQueryTimestamp; | ||
| private final long myElapsedTime; | ||
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| Query(String theSql, List<String> theParams, long theQueryTimestamp, long theElapsedTime) { | ||
| mySql = theSql; | ||
| myParams = Collections.unmodifiableList(theParams); | ||
| myQueryTimestamp = theQueryTimestamp; | ||
| myElapsedTime = theElapsedTime; | ||
| } | ||
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| public long getQueryTimestamp() { | ||
| return myQueryTimestamp; | ||
| } | ||
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| public long getElapsedTime() { | ||
| return myElapsedTime; | ||
| } | ||
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| public String getThreadName() { | ||
| return myThreadName; | ||
| } | ||
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| public String getSql(boolean theInlineParams, boolean theFormat) { | ||
| String retVal = mySql; | ||
| if (theFormat) { | ||
| retVal = new BasicFormatterImpl().format(retVal); | ||
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| // BasicFormatterImpl annoyingly adds a newline at the very start of its output | ||
| while (retVal.startsWith("\n")) { | ||
| retVal = retVal.substring(1); | ||
| } | ||
| } | ||
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| if (theInlineParams) { | ||
| List<String> nextParams = new ArrayList<>(myParams); | ||
| while (retVal.contains("?") && nextParams.size() > 0) { | ||
| int idx = retVal.indexOf("?"); | ||
| retVal = retVal.substring(0, idx) + "'" + nextParams.remove(0) + "'" + retVal.substring(idx + 1); | ||
| } | ||
| } | ||
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| return retVal; | ||
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| } | ||
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| } | ||
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| } |
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