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CLI: command-line option to turn off or configure reuse of search results

This commit is contained in:
Eugene Lubarsky 2017-07-13 01:03:05 +10:00
parent 1a6b3ea867
commit a0f3e8c717
3 changed files with 40 additions and 2 deletions
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27
hapi-fhir-cli/hapi-fhir-cli-app/src/main/java/ca/uhn/fhir/cli/RunServerCommand.java
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@ -21,6 +21,7 @@ import org.springframework.web.context.ContextLoader;
import org.springframework.web.context.ContextLoaderListener;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
import ca.uhn.fhir.jpa.dao.DaoConfig;
import ca.uhn.fhir.jpa.demo.ContextHolder;
import ca.uhn.fhir.jpa.demo.FhirServerConfig;
import ca.uhn.fhir.jpa.demo.FhirServerConfigDstu3;
@ -30,6 +31,7 @@ public class RunServerCommand extends BaseCommand {
private static final String OPTION_DISABLE_REFERENTIAL_INTEGRITY = "disable-referential-integrity";
private static final String OPTION_LOWMEM = "lowmem";
private static final String OPTION_ALLOW_EXTERNAL_REFS = "allow-external-refs";
private static final String OPTION_REUSE_SEARCH_RESULTS_MILLIS = "reuse-search-results-milliseconds";
private static final int DEFAULT_PORT = 8080;
private static final String OPTION_P = "p";
@ -51,6 +53,10 @@ public class RunServerCommand extends BaseCommand {
options.addOption(null, OPTION_LOWMEM, false, "If this flag is set, the server will operate in low memory mode (some features disabled)");
options.addOption(null, OPTION_ALLOW_EXTERNAL_REFS, false, "If this flag is set, the server will allow resources to be persisted contaning external resource references");
options.addOption(null, OPTION_DISABLE_REFERENTIAL_INTEGRITY, false, "If this flag is set, the server will not enforce referential integrity");
Long defaultReuseSearchResults = DaoConfig.DEFAULT_REUSE_CACHED_SEARCH_RESULTS_FOR_MILLIS;
String defaultReuseSearchResultsStr = defaultReuseSearchResults == null ? "off" : String.valueOf(defaultReuseSearchResults);
options.addOption(null, OPTION_REUSE_SEARCH_RESULTS_MILLIS, true, "The time in milliseconds within which the same results will be returned for multiple identical searches, or \"off\" (default is " + defaultReuseSearchResultsStr + ")");
return options;
}
@ -58,7 +64,7 @@ public class RunServerCommand extends BaseCommand {
try {
return Integer.parseInt(theCommandLine.getOptionValue(opt, Integer.toString(defaultPort)));
} catch (NumberFormatException e) {
throw new ParseException("Invalid value '" + theCommandLine.getOptionValue(opt) + " (must be numeric)");
throw new ParseException("Invalid value '" + theCommandLine.getOptionValue(opt) + "' (must be numeric)");
}
}
@ -81,6 +87,25 @@ public class RunServerCommand extends BaseCommand {
ContextHolder.setDisableReferentialIntegrity(true);
}
String reuseSearchResults = theCommandLine.getOptionValue(OPTION_REUSE_SEARCH_RESULTS_MILLIS);
if (reuseSearchResults != null) {
if (reuseSearchResults.equals("off")) {
ourLog.info("Server is configured to not reuse search results");
ContextHolder.setReuseCachedSearchResultsForMillis(null);
} else {
try {
long reuseSearchResultsMillis = Long.parseLong(reuseSearchResults);
if (reuseSearchResultsMillis < 0) {
throw new NumberFormatException("expected a positive integer");
}
ourLog.info("Server is configured to reuse search results for " + String.valueOf(reuseSearchResultsMillis) + " milliseconds");
ContextHolder.setReuseCachedSearchResultsForMillis(reuseSearchResultsMillis);
} catch (NumberFormatException e) {
throw new ParseException("Invalid value '" + reuseSearchResults + "' (must be a positive integer)");
}
}
}
ContextHolder.setCtx(getSpecVersionContext(theCommandLine));
ourLog.info("Preparing HAPI FHIR JPA server on port {}", myPort);

13
hapi-fhir-cli/hapi-fhir-cli-jpaserver/src/main/java/ca/uhn/fhir/jpa/demo/ContextHolder.java
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@ -3,6 +3,7 @@ package ca.uhn.fhir.jpa.demo;
import org.apache.commons.cli.ParseException;
import org.apache.commons.lang3.Validate;
import ca.uhn.fhir.jpa.dao.DaoConfig;
import ca.uhn.fhir.context.FhirContext;
public class ContextHolder {
@ -11,6 +12,11 @@ public class ContextHolder {
private static FhirContext ourCtx;
private static boolean ourDisableReferentialIntegrity;
private static String ourPath;
private static Long ourReuseSearchResultsMillis;
static {
ourReuseSearchResultsMillis = DaoConfig.DEFAULT_REUSE_CACHED_SEARCH_RESULTS_FOR_MILLIS;
}
public static FhirContext getCtx() {
Validate.notNull(ourPath, "Context not set");
@ -53,4 +59,11 @@ public class ContextHolder {
ourDisableReferentialIntegrity = theDisableReferentialIntegrity;
}
public static void setReuseCachedSearchResultsForMillis(Long reuseSearchResultsMillis) {
ourReuseSearchResultsMillis = reuseSearchResultsMillis;
}
public static Long getReuseCachedSearchResultsForMillis() {
return ourReuseSearchResultsMillis;
}
}

2
hapi-fhir-cli/hapi-fhir-cli-jpaserver/src/main/java/ca/uhn/fhir/jpa/demo/JpaServerDemo.java
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@ -170,7 +170,7 @@ public class JpaServerDemo extends RestfulServer {
daoConfig.setAllowExternalReferences(ContextHolder.isAllowExternalRefs());
daoConfig.setEnforceReferentialIntegrityOnDelete(!ContextHolder.isDisableReferentialIntegrity());
daoConfig.setEnforceReferentialIntegrityOnWrite(!ContextHolder.isDisableReferentialIntegrity());
daoConfig.setReuseCachedSearchResultsForMillis(ContextHolder.getReuseCachedSearchResultsForMillis());
}
}