From e404c40bc3b8e5115b02a734c6355f8d46283f0d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E2=80=9Cidpeng=E2=80=9D?= <630606938@qq.com>
Date: Sat, 4 Sep 2021 00:29:59 +0800
Subject: [PATCH] =?UTF-8?q?=E5=91=BD=E4=BB=A4=E8=A1=8C=E7=BB=83=E4=B9=A0?=
 =?UTF-8?q?=EF=BC=9Ajavac=E5=92=8Cjava?=
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---
 compile-run-with-classpath/solution.sh        | 2 ++
 read-env-variable-system-property/solution.sh | 3 +++
 system-out-system-err/solution.sh             | 2 ++
 3 files changed, 7 insertions(+)

diff --git a/compile-run-with-classpath/solution.sh b/compile-run-with-classpath/solution.sh
index 292074f..49cc404 100644
--- a/compile-run-with-classpath/solution.sh
+++ b/compile-run-with-classpath/solution.sh
@@ -7,3 +7,5 @@
 # First argument is blank: true
 # Second argument is blank: true
 # Third argument is blank: false
+javac -classpath commons-lang3-3.9.jar StringIsBlank.java
+java -cp commons-lang3-3.9.jar\;. StringIsBlank '' ' ' '*'
diff --git a/read-env-variable-system-property/solution.sh b/read-env-variable-system-property/solution.sh
index 1dfb638..965fc83 100644
--- a/read-env-variable-system-property/solution.sh
+++ b/read-env-variable-system-property/solution.sh
@@ -6,3 +6,6 @@
 # 使得该java命令输出：
 # Environment variable AAA: $A;
 # System property BBB: '
+export AAA='$A;'
+javac ReadEnvironmentVariableAndSystemProperty.java
+java -DBBB="'" ReadEnvironmentVariableAndSystemProperty
\ No newline at end of file
diff --git a/system-out-system-err/solution.sh b/system-out-system-err/solution.sh
index 5cdeb2b..b96c5b0 100644
--- a/system-out-system-err/solution.sh
+++ b/system-out-system-err/solution.sh
@@ -2,3 +2,5 @@
 # 请在这里编写两条命令：
 # 1. 在当前目录中，使用javac命令编译PrintSystemOutSystemErr.java
 # 2. 在当前目录中，使用java命令运行PrintSystemOutSystemErr，使其标准输出和标准错误都重定向到当前目录下一个名为output.txt的文件中
+javac PrintSystemOutSystemErr.java
+java PrintSystemOutSystemErr > output.txt 2>&1
\ No newline at end of file