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java 8 Functional Interface
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lambda如何适应java类型系统呢?每一个lambda对应一个用接口区分的给定类型。
所谓的功能性接口必须包含一个抽象方法的声明。这种类型的lambda表达式将匹配这个抽象方法。
因为`default`类型的方法不是抽象的,所以你可以自由的往功能性接口中添加`default`方法。
只要一个接口只包含一个抽象方法,…
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**当前使用版本**
3.5.6
**当前环境信息**
例如: Java8 + Mysql5.7
Java8 Mysql5.7
**描述bug现象**
如何通过Generator 生成实体对象代码时,指定对象属性的类型为枚举类型?
这样可以完美避免手动修改生成对象属性类型了,还能避免下次执行Generator时候,需回滚部分手动添加的代码。
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xbase should support Java8 type annotations, so that we can generate code like this in the `JvmModelInferrer`:
public final @IdInstance long id;
* Reference to Stackoverflow: [how to use typ…
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v1.4.0 does not support java8
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````java
"C:\Program Files\Java\jdk1.8.0_91\bin\java" "-Dmaven.home=C:\Program Files (x86)\JetBrains\IntelliJ IDEA 2016.1.3\plugins\maven\lib\maven3" "-Dclassworlds.conf=C:\Program Files (x86)\JetBra…
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https://ijiangtao.github.io/2018/01/18/java/jse/java8/Java8-MethodReference/
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## F1: forEach lambda expression
https://www.mkyong.com/java8/java-8-foreach-examples/
### 传统做法
``` java
Map items = new HashMap();
items.put("A", 10);
items.put("B", 20);
items.put("C", …
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started from #515. watch the mentioned dspace issues...
not mentioned issues (other than accents escaping) with citeproc-java:
- a wrapper around citeproc-js which apparently has license incompatible…
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`0.3.0` was locally compiled with Java11 causing #241. There was no guard for this. We should fail fast (at CircleCI) before deploying if the Java classes are compiled with > Java8.
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$ /usr/lib/jvm/java-ibm-x86_64-80/bin/java -version
java version "1.8.0"
Java(TM) SE Runtime Environment (build pxa6480sr1fp10-20150711_01(SR1 FP10))
IBM J9 VM (build 2.8, JRE 1.8.0 Linux amd64-64 Com…