add history candlesticks api for java

examples/java/history_candlesticks/pom.xml

@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xmlns="http://maven.apache.org/POM/4.0.0"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <groupId>io.github.longportapp</groupId>
+ <artifactId>history_candlesticks</artifactId>
+ <version>0.0.1</version>
+
+ <dependencies>
+ <dependency>
+ <groupId>io.github.longportapp</groupId>
+ <artifactId>openapi-sdk</artifactId>
+ <version>LATEST</version>
+ </dependency>
+ </dependencies>
+
+ <build>
+ <plugins>
+ <plugin>
+ <artifactId>maven-compiler-plugin</artifactId>
+ <version>3.10.1</version>
+ </plugin>
+ <plugin>
+ <groupId>org.codehaus.mojo</groupId>
+ <artifactId>exec-maven-plugin</artifactId>
+ <version>3.0.0</version>
+ <executions>
+ <execution>
+ <goals>
+ <goal>exec</goal>
+ </goals>
+ </execution>
+ </executions>
+ <configuration>
+ <executable>java</executable>
+ <arguments>
+ <argument>-classpath</argument>
+ <classpath />
+ <argument>Main</argument>
+ </arguments>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+
+ <properties>
+ <java.version>1.11</java.version>
+ <maven.compiler.source>11</maven.compiler.source>
+ <maven.compiler.target>11</maven.compiler.target>
+ <project.build.sourceEncoding>utf-8</project.build.sourceEncoding>
+ </properties>
+</project>

examples/java/history_candlesticks/src/main/java/Main.java

@@ -0,0 +1,30 @@
+import java.time.LocalDateTime;
+import java.time.LocalDate;
+import java.util.Arrays;
+
+import com.longport.*;
+import com.longport.quote.*;
+
+class Main {
+ public static void main(String[] args) throws Exception {
+ try (Config config = Config.fromEnv(); QuoteContext ctx = QuoteContext.create(config).get()) {
+ System.out.println("get candlesticks by offset");
+ System.out.println("====================");
+
+ Candlestick[] candlesticks = ctx
+ .getHistoryCandlesticksByOffset("700.HK", Period.Day, AdjustType.NoAdjust, false,
+ LocalDateTime.of(2023, 8, 18, 0, 0, 0, 0), 10)
+ .get();
+ System.out.println(Arrays.toString(candlesticks));
+
+ System.out.println("get candlesticks by date");
+ System.out.println("====================");
+
+ Candlestick[] candlesticks2 = ctx
+ .getHistoryCandlesticksByDate("700.HK", Period.Day, AdjustType.NoAdjust,
+ LocalDate.of(2022, 5, 5), LocalDate.of(2022, 6, 23))
+ .get();
+ System.out.println(Arrays.toString(candlesticks2));
+ }
+ }
+}

java/javasrc/src/main/java/com/longport/quote/QuoteContext.java

@@ -1,6 +1,7 @@
 package com.longport.quote;
 
 import java.time.LocalDate;
+import java.time.LocalDateTime;
 import java.util.concurrent.CompletableFuture;
 
 import com.longport.*;
@@ -738,6 +739,35 @@ public CompletableFuture<CapitalFlowLine[]> getCapitalFlow(String symbol) throws
  });
  }
 
+ /**
+ * Get history candlesticks by offset
+ * 
+ * @return A Future representing the result of the operation
+ * @throws OpenApiException If an error occurs
+ */
+ public CompletableFuture<Candlestick[]> getHistoryCandlesticksByOffset(String symbol, Period period,
+ AdjustType adjustType, boolean forward, LocalDateTime datetime, int count)
+ throws OpenApiException {
+ return AsyncCallback.executeTask((callback) -> {
+ SdkNative.quoteContextHistoryCandlesticksByOffset(this.raw, symbol, period, adjustType, forward, datetime,
+ count, callback);
+ });
+ }
+
+ /**
+ * Get history candlesticks by date
+ * 
+ * @return A Future representing the result of the operation
+ * @throws OpenApiException If an error occurs
+ */
+ public CompletableFuture<Candlestick[]> getHistoryCandlesticksByDate(String symbol, Period period,
+ AdjustType adjustType, LocalDate start, LocalDate end)
+ throws OpenApiException {
+ return AsyncCallback.executeTask((callback) -> {
+ SdkNative.quoteContextHistoryCandlesticksByDate(this.raw, symbol, period, adjustType, start, end, callback);
+ });
+ }
+
  /**
  * Get security calc indexes
  * 

java/test/Main.java

@@ -1,15 +1,30 @@
+import java.time.LocalDateTime;
+import java.time.LocalDate;
+import java.util.Arrays;
+
 import com.longport.*;
-import com.longport.trade.*;
 import com.longport.quote.*;
-import java.math.BigDecimal;
-import java.util.Arrays;
 
 class Main {
  public static void main(String[] args) throws Exception {
  try (Config config = Config.fromEnv(); QuoteContext ctx = QuoteContext.create(config).get()) {
- SecurityStaticInfo[] resp = ctx.getStaticInfo(new String[] { "700.HK", "AAPL.US", "TSLA.US", "NFLX.US" })
+ System.out.println("get candlesticks by offset");
+ System.out.println("====================");
+
+ Candlestick[] candlesticks = ctx
+ .getHistoryCandlesticksByOffset("700.HK", Period.Day, AdjustType.NoAdjust, false,
+ LocalDateTime.of(2023, 8, 18, 0, 0, 0, 0), 10)
+ .get();
+ System.out.println(Arrays.toString(candlesticks));
+
+ System.out.println("get candlesticks by date");
+ System.out.println("====================");
+
+ Candlestick[] candlesticks2 = ctx
+ .getHistoryCandlesticksByDate("700.HK", Period.Day, AdjustType.NoAdjust,
+ LocalDate.of(2022, 5, 5), LocalDate.of(2022, 6, 23))
  .get();
- System.out.println(Arrays.toString(resp));
+ System.out.println(Arrays.toString(candlesticks2));
  }
  }
 }